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Good News Seattle, Fremont Brewery to Celebrate Grand Opening

August 13th, 2009 Michael.McDonough Comments off

The Fremont Brewing Company will be celebrating its Grand Opening at the Latona Pub on August 17th.  For those long-time Punk readers you may remember us highlighting this brewery in my Seattle Beer-venture posting.  For those of you who are new or need a refresher, Fremont is a small scale family-owned start-up located in Seattle’s Fremont district. The FBC is dedicated to producing high-quality sustainable beer, and I can personally vouch for the fact that they do.  To help accomplish this onerous feat the brewer sources as many locally produced organic ingredients as possible.  This includes everything from using water from a nearby river in the Cascades to buying hops grown in the Yakima Valley.  The other half of the formula comes from the owners’ passion for making the best beer possible.  I had the pleasure of meeting with the owners during my visit, and I can assure you from what I saw these guys not only mean business, but should be around for a long, long while.  I should also point out that the FBC has a long-term goal of creating a neutral carbon foot-print, and brewing with sustainability in mind.

The opening event kicks off at the Latona Pub 7:00PM sharp when the first keg of Fremont’s Universale Pale Ale will be tapped at the bar.  Fremont’s founder, Matt Lincecum will be on hand to answer your questions regarding the beer and discuss the hardships of starting a small scale environmentally conscious brewery in the midst of a severe economic downturn.  Apparently, Matt is considered a long-time regular at the Latona Pub, which ironically will be celebrating its 22nd birthday at midnight on the same night.  My only regret is that I can’t fly out to Seattle to attend, so I hope all of you in the Seattle area attend, and have one (or many) on my behalf, and please be sure to say hello to Matt for us.  Also, in the future look for Fremont Brewery six packs at a grocery store near you (if of course you are reading this in Washington state).

Categories: Bars & Brewpubs, Beer Appreciation, United States Tags: carbon neuteral brewing, fremont, Fremont Brewing Company, Latona Pub, Matt Lincecum, Seattle, sustainability, Universal Pale Ale, Universale Pale Ale, Yakima Valley

Ayinger Seasonal (Oktober Fest-Maerzen) Hits the US Mid-August

August 10th, 2009 Hoags Comments off

ayingerThe Punks’ favorite German brewery, Ayinger has a seasonal beer on its way that you’ll want to keep an eye out for. For those of you unfamiliar with Ayinger, they make category killing brews in just about every style of German lager:

  • Celebrator Doppelbock (i.e. double bock)
  • Ur-Weisse Dunkel Weiss (i.e. dark wheat beer)
  • Brau Weiss Hefeweissen (i.e. cloudy wheat beer)
  • Altbairisch Dunkel (i.e. traditional bavarian dark lager)

We’ve tried them all (save the 100th anniversary Jahrhundert), and not a single one fell short of a four out of five, with myself in particular awarding Celebrator and Altbairisch Dunkel a full five due to my penchant for all things dark. Now we get to add the Oktober Fest-Maerzen to the list.

Maerzen beers are so called because they’re brewed in March (Maerz in German) to mark the end of the traditional brewing season, and lagered for many months in underground caves (at least they were in the days before refrigeration) before emerging in late summer and playing a key role in annual Oktoberfest celebrations. Oktoberfest started in Munich in 1810 as a celebration of the wedding of Crown Prince Ludwig to Princess Therese, who gives her name to the fair grounds on which the festival takes place, the Theresienwiese. It has been celebrated with great gusto nearly every year since, starting in late September and continuing for 16 days, ending in early October.

Maerzen beers are different from many other German lagers, in part, because the longer lagering period necessitated that they be brewed to higher gravities (i.e. higher alcohol content) and that more hops be used in the brew, both of which improve shelf life of beer. It is this higher hop rate (German noble hops of course!) that gives the beer that recognizable “fest-spicy” character that many of us think of when we think of festbiers, though American examples probably overemphasize this character. This is another reason I can’t wait to try some German examples now that fest season is upon us again.

Keep an eye out for Ayinger Oktober Fest-Maerzen starting after mid-August.

Categories: Beer Appreciation Tags: Altbairisch Dunkel, Ayinger, Brau Weiss Hefeweissen, Celebrator Doppelbock, Jahrhundert, March, Octoberfest, Oktober Fest-Maerzen, Ur-Weisse Dunkel Weiss

Meet River Horse Brewing Co. in NYC on Wednesday (8/12)

August 10th, 2009 Michael.McDonough Comments off

The Stag’s Head, located in what was formerly known as CB Six, will be hosting the River Horse Brewing Company this Wednesday evening (8/12).  It will not only be a great opportunity to wet your palate with free tastings of River Horse’s Hop Hazard, Double Wit, and ESB selections, but you will also have a chance to speak wit the man who brewed them.  River Horse’s Brew Master is scheduled to be on hand from 6:00PM to 8:00PM.  From what I can tell the Stag’s Head tries to run similar tastings every Wednesday evening, but I am told it is quite rare that one of the brewers is actually in attendance.  On July 22nd the pub featured the Ommegang Brewery; I wish I knew about that one earlier! If you are free and in the area, then I recommend you head over and support the event.  It would be great to see more events like this one in the Big Apple.  This Punk will be there, and hopes to see you there as well.

Click Here for the Stag’s Head’s Regular Beer Menu

Click Here for the Location

About the River Horse Brewing Company (from their website): While we might be new to your area, we have been brewing fine craft ales and lagers along the banks of the Delaware River since April of 1996. You can find our all natural, fresh bottled and draft beer products throughout the Mid-Atlantic region and parts of New England. Distribution includes Pennsylvania, New Jersey, Delaware, Maryland, New York, New York City, Long Island, Virginia, Connecticut and Massachusetts. We have also been featured by several well-known beer-of-the-month clubs. We use choice, all-natural ingredients and local spring water to produce the best product made in our area. You will notice that all of our products are pure representations of their respective styles, very clean and very well balanced.

Categories: Bars & Brewpubs, Beer Appreciation Tags: craft beer, event, New York, New York City, ommegang, River Horse Brewing Company, tastings, The Stag's Head

Liquefied Sweat Sock: The Geuze

August 4th, 2009 Hoags 1 comment

One of the topics we intend to cover on this blog, which is not well understood by alot of American craft beer drinkers, is the insane beauty that is Belgian brewing. The Belgians do things a little differently than everyone else. The best way I can think of to introduce this concept is to talk about The Geuze.

We Punks always refer to “The Geuze” in a monolithic sense, with a simultaneous reverence and terror. This is a very unusual beer. In reality it is simply the most extreme version of the Lambic style of Belgian beer. Other examples of Lambic beer are far less extreme, examples including the fruit lambics such as Framboise (blackberry) or Kriek (cherry). If you’ve ever met a girl that claimed not to like beer, get them a Lindeman’s fruit lambic. They won’t believe it’s beer, but it’s sure to please; Lindeman’s Kriek tastes like black cherry soda in my opinion. Those of you that think Sam Adams makes a Cranberry “Lambic” might want to leave the room now. The beer may be tasty but it’s certainly not a lambic.

What sets Lambics apart from other beers is that they are not fermented by carefully cultivated, house broken Saccharomyces yeast. No, these beers undergo a process known as Spontaneous Fermentation. This is precisely what it sounds like: the unfermented wort is pumped into a kuhlship (an empty one from Allagash is shown in the image to the left) and left at the mercy of whatever little beasties happen to be present in the rafters of the brewery (or farmhouse as is often the case) or even blowing in through the open windows. This invites all kinds of species, not just wild yeast but even bacteria such as Lactobacillus to leave their mark on the wort. This brings us to the title (and one of the most pronounced flavor characteristics of The Geuze for many drinkers) – Lactobacillus is a bacteria that produces lactic acid, which is commonly found in sweat and gives The Geuze a sour odor that many people describe as similar to foot odor. Traditional Lambics are primarily brewed in a small area around Brussels, seasonally from October to May, when the weather limits the presence of undesirable bacteria. This reigns in this character a bit, but pick up any Geuze at your local liquor store and it will likely be unmistakable.

Spontaneous fermentation also gives rise to one of the more unique aspects of brewing a true Belgian Lambic: the art of blending. Just as different malts of scotch are blended, and in times of yore aged beer was cut into batches of new beer to “bring it forward” with a hint of aged complexity and tanginess (a tradition that Guiness still carries on in a way with intentionally soured batches for their Foreign Extra Stout), so do highly trained Belgians round out the differences in flavor from year to year by blending batches. If one year’s vintage got too much Lacto, that sourness can be offset by blending it into a previous year’s vintage that just wasn’t quite sour enough.

In this way, you can start to see why Belgian breweries have been around for so long and have not really changed much in the hundreds of years they have been brewing the same beer. Indeed there are stories of breweries that had to be shut down when it became necessary to move the old farmhouse the beer was brewed in; because the environment had simply changed just enough that they could not produce the same beer. There are also jokes about breweries whose beer simply didn’t taste the same after the old farmhouse dog died, because he wasn’t there to sneeze in the vats anymore.

And what about those fruit lambics? The sourness here tends to be undercut by the introduction of fruit after an initial period, which sets off a whole new round of fermentation. But if homebrewers are any indication, the insanity doesn’t end here. I have heard reports of otherwise sane and reasonable home brewers smashing their fruit and simply throwing it into the batch without any particular sanitation protocol, under the theory that any microorganisms on the fruit itself will simply add complexity to the fermentation character of the beer. Supposedly the results are quite good, if not exactly reliable.

As for tasting notes, the Punks have tried The Geuze on three occasions. First (always the guinea pig) I tried the Lindeman’s Cuvee Rene at home, and was unimpressed. The flavor was simply far too sour to get behind, though oddly (and disturbingly) the foot odor nose on it started to almost grow on me by the end of the bottle – almost. Maybe the worst of it dissipates with time, or maybe you become desensitized.

Eager to share the unpleasantness, I talked Mike into trying a Cantillon Geuze, also at home. Mike was forever changed. He said, and this is an exact quote, “I may never be able to drink Belgian fruit beer again.” (Remember, the Belgian fruit beers are built on a Lambic base, so some of the same flavor characteristics were present, but in a far more pronounced way in The Geuze.) He has largely kept good on this, as I have never seen him order a Belgian fruit beer since, and this was one style he would often try, before he met The Gueze.

The third occasion, however, brings us to the heart of the matter. Once at the Sunset I heard someone order a Cuvee Rene, and struck up a conversation with the gentleman. He said that he really enjoyed The Geuze, they had a certain dry complex character that reminded him of wine. Lindeman’s website describes The Gueze as cidery, winey, and reminiscent of dry vermouth. Tasting the Cuvee Rene with that for a new point of reference, I could almost (not quite) see what some people like in the stuff. Frankly, it’s not my thing, but it almost made sense to me, for a fleeting moment. This is why when the Punks refer to The Gueze, it is with both fear and reverence. This is, perhaps, the Mount Everest of beer appreciation, and the complexity of producing it is surely the pinnacle of insane, beautiful brewing.

Categories: Beer Appreciation, Beer Science, Europe, Styles Tags: Beer, Belgian, blending, coolship, Geuze, kuhlship, Lactobacillus, Saccharomyces, Spontaneous Fermentation

Tough Decisions: Can v. Bottle

July 29th, 2009 Hoags Comments off

In 2005, Jim Koch over at the Boston Beer Company (the craft beer magnate that brews Samuel Adams) released a controversial advertising campaign known as the “Beer Drinker’s Bill of Rights.” What was the hub-bub all about? He dared take a shot at the nascent movement of putting craft beer in cans.

Craft beer in cans may sound like a contradiction for some people who are used to finding cans only at the gas station or grocery store, but this movement has only grown more visible in the past four years. Just off the top of my head, I know I can walk into Punk Fave the Sunset Grill and Tap in Allston and find beers from Oskar Blues and 21st Amendment that are quite respectable. Mike has also had Pork Slap Ale from Butternuts and found it to be under-appreciated, and quite good for a relatively cheap craft ale. I’ve also heard that New Belgium in Colorado is in on the act. Even small, brand new breweries are eschewing convention-on a recent trip to Seattle Mike investigated the Fremont Brewery-small upstarts that were quite shocked to find him wandering into the warehouse that housed their brewery-and found to his surprise that they too were going with cans.

So if even the little guys are now brave enough to can their beer, how did cans get such a bad name? Basically, it comes down to startup costs. Bottles come empty and blank (with the exception of a few painted bottles mostly produced by mass-producers like Budweiser and Modelo), labels are printed cheaply and applied at the brewery. The fact that the bottles are manufactured blank makes it much cheaper to buy them in small volumes. Aluminum cans on the other hand don’t generally get a label at the brewery, so they are purchased preprinted and in bulk. Lots of bulk. Even a small, brand new operation-like Fremont-had to buy 500,000 cans just to get started. That’s in addition to more complicated and expensive equipment (take for instance the fact that homebrewers always bottle, never can…in the early days of a brewery, when capital budgets are tight, bottling can be done with cheap manual equipment, but canning cannot).

This meant that back in the formative years of the brewing industry in this country (post-prohibition) the mega-brewers that were producing large amounts of fizzy yellow stuff for nationwide distribution were the only ones who could afford cans. Over the years they gradually outmaneuvered or absorbed most of the competition and consolidated the market so that, for all intents and purposes, this was all there was. Indeed even today, for all the hullabaloo over craft brewing, all the craft beer makers in the US only have a 6.3% market share combined according to the Brewer’s Association, with the nations largest brewer by volume, Anheuser Busch, enjoying nearly a 50% market share on its own. So over time, everyone has begun to associate canned beer with the main producers of it: the massive goliaths that dominate the market.

The question is, are you tasting the can or the beer? Honestly, this is a tough question to answer scientifically. I’ve seen a few people try this experiment and it always seems to end in inconclusive results. They tried it once on the podcast Beer School, for instance, and were foiled by the fact that the cans and bottles had vastly different born-on dates and therefore one was skunked and the other was not (time is not a friend to the lager). Even had they been more diligent and gotten identical born on dates, one would have to wonder about the conditions encountered by the beer between the brewery and the store. So we won’t try to recreate this experiment. We can, however, examine the arguments made by each side.

On flavor, can proponents will tell you that the metallic taste once reported by canned beer drinkers is long gone, eliminated by the invention of improved can liners. Before the 1930s, cans couldn’t even hold beer without exploding, until a solvent-based liner was invented to sure up the inside of the cans against the pressure of carbonation. But in the 1980s this technology was improved upon, and now, supposedly, the trouble is gone.

When grilled about this in response to the Beer Drinker’s Bill of Rights, Jim Koch said that the problem was the areas of the can that are not lined: the tab and the lip that surrounds it. This is where you drink from, so it should have an impact on the flavor, right? Whoa there Jim, didn’t you read my post earlier this week? Item number one in the Beer Drinker’s Bill of Rights should be a glass with an opening big enough to invite their nose to the party. Even at the ballpark they could give you a dixie cup for crying out loud.

So on sheer taste I’m going to go out on a limb here and say its a tie. The fact that several sources attempting an objective test on this were unable to achieve a conclusive result leads me to think it’s too close for the average consumer to judge, and I’d say that the impact on flavor from instantaneous contact with uncoated aluminum will have less impact that cutting your nose off to spite your taste, so to speak. Just pour your beer into a cup and don’t really care where it came from before that. What about other factors?

One important thing to consider is the thermal characteristics. Glass is a much better thermal insulator than aluminum. One could view this as a double edged sword, however. On the one hand cans will get colder faster than glass bottles (one reason some of the mega brewers are now producing aluminum bottles as a hybrid solution). On the other hand, holding your beer warms it, so an aluminum can’s higher conductivity would mean that it gets warm quicker.

Not so fast-don’t just stand there holding your beer, pour it in a glass, remember? Preferably a glass with the same insulating qualities as a glass bottle, rather than a plastic cup. So it seems that on thermal qualities, cans win out as long as we continue to respect the beer rather than the packaging. Another wildcard here is thermal wraps that can be applied to the inside of cans by the manufacturers. I’m not sure how this would alter the equation, ask a packaging engineer.

Cans certainly seem like a more efficient mechanism for transporting and storing beer as well. They are much more uniformly shaped, allowing them to stack much better than bottles. The long neck on bottles is primarily headspace, containing no beer. The headspace on a can is much smaller even though they both hold the same twelve ounces. Cans are lighter, too. Much lighter. According to the same Beer School episode, transporting 1000 oz of beer in aluminum cans involves only 3 lbs of packaging, whereas the same amount in glass would require 27 lbs!

This would seem to imply much lower shipping costs and make cans the environmentally friendly choice. But when I started really looking into that, the answer gets alot more complicated. Producing aluminum cans uses nearly twice as much energy as producing a similar amount of aluminum. Considering recycling makes it even more complicated. I found two separate sources examining the debate from this angle which led to completely opposite conclusions: in one case bottles had a higher return rate than cans. In the other aluminum cans have as much as twice the post-consumer recycled materials in it (40% v 20-30%). But the other source seemed to feel glass was more recyclable than aluminum.

Then there’s the real wildcard: reuse.  As a homebrewer I can tell you that I have mountains of empty glass bottles around my house. I’m not saving them to recycle, I’m saving them to refill and cap. You see, the same bottle that you return for your 5 or 10 cent deposit can cost upwards of fifty cents to a dollar to buy brand new. This is why many breweries in Europe collect used bottles, sanitize, and refill them. This is probably one reason Grolsch-style bottles with their swing tops are so popular in Germany; even the tops are reusable. The Beer School podcast even related a story about “beer men” in some areas – just like the milk man of old, he would go door to door and swap out empty bottles for full ones (not sure if this story was true or not, but it was poignant and very amusing).

So what’s the environmentally conscious craft beer consumer to do? For one thing, recycle. Every can, every bottle, every time. If you are a homebrewer, do one better and reuse your bottles. If you’re not…become one! Honestly though, these questions of carbon footprints and environmental impacts are always too nettlesome for me, and always turn out to be more complicated than they seem on the surface. After all, how environmentally friendly is the poisonous mercury in that CFL bulb? Is it better to keep driving your inefficient clunker, or chuck it in a landfill and buy a hybrid, fresh off the dirty assembly line? The bottom line is that the only sure thing is to use less and find other uses for what you do consume so that it doesn’t end up in a landfill. Reduce, reuse, recycle.

One final point that the can-pushers like to bring up is that cans are better at keeping oxygen and light at bay. This is certainly true of light, just looking at a can next to a bottle is all you need to prove that. I was unable to find actual data on the oxygen permeativity of cans vs bottles, so that could just be marketing hype. So I suppose cans nudge out bottles by a slim margin here, unless you consider green bottles. Brown glass bottles are perfectly fine for conveying beer so long as they are treated reasonably (don’t leave the pallet sitting in the hot sun outside the warehouse, etc). With more brewers paying closer attention to quality control, I’m inclined to believe that beer is treated better now than in the past, and I’ll never pass up a dark glass bottle. But green or-horrors-clear glass bottles…as pretty or retro as they may appear…are not a respectable home for beer. This is a constant source of conflict for me since I love Pilsner Urquell, but the brewers insist on choosing tradition over clearly superior transport mechanisms.

So what’s the final tally?

  • Taste is likely a wash if you pour it in a glass.
  • Thermal characteristics are marginally in favor of cans, again if you pour it in a glass.
  • Efficient storage and transportation goes in favor cans, big time.
  • Environmental impact is too complicated for this Punk.
  • Beer protection again falls marginally in favor of cans.

It would appear that cans are the superior option. But again, lets not forget the reuse potential of bottles, which is largely ignored by this country, unlike our neighbors across the pond. But the bottom line is this: you are drinking beer, not the container it came in. Good beer will taste good even if you sip it from dirty boots (I imagine…never tried this one). Just don’t let your prejudice against certain canned beers stop you from enjoying good ones, and for heaven’s sake, invest in a glass so you can put this debate to rest already!

Categories: Beer Appreciation Tags: 21st Amendment, Beer, Beer Drinker's Bill of Rights, Boston Beer Company, bottles, cans, cans versus bottles, craft beer, Fremont Brewing Company, Kim Koch, Oskar Blues

HostOurCoast’s Visit with Dogfish Head

July 28th, 2009 Hoags Comments off
TheobromaOn Facebook recently, I came across an old college friend of ours Paul, who has been running a blog about travel along the Delaware/Maryland/Virginia coast. Paul just visited the Dogfish Head brewery in Delaware and apparently was lucky enough to get a personal tour led by founder Sam Calagione.

Paul posted a video in which Sam spoke about the process that went into Midas’ Touch and the new Theobroma. Fascinating story here, archeologists analyze the traces of chemicals left on pottery found at ancient sites including King Midas’ tomb and a site in Honduras, and find out as much as they can about the liquids that the vessels used to hold. Then they bring this data to Dogfish Head-which seems to be the de facto leader in the field of Archeological Brewing-and they try to brew a beverage to the same specifications. The new Theobroma (which translates as “food of the gods”) is based off of the oldest known use of cocoa, in an Aztec beverage containing honey, chilies, and annato seeds.

The article also makes mention of Santo Palo Maron, which as we pointed out in the ACBF post a few weeks back, is aged in barrels made of pseudo-endangered rain forest wood (presumably old barrels, not fresh ones) and tastes divine.

Anyway, check out the article. I hope sometime in the near future to get some samples of these beers, do some tasting notes and try to research some more about them, because I find this whole thing really cool. I had heard they could do this sort of thing but didn’t realize Dogfish Head was the leading expert in the field.

Categories: Bars & Brewpubs, Beer Appreciation Tags: aztec, Dogfish Head, food of the gods, Host Our Coast, hostourcoast.com, Midas Touch, Sam Calagione, Santo Palo Maron, Theobroma

The Nose Knows: Why you should NEVER drink beer from the bottle

July 27th, 2009 Hoags 3 comments

This is just a quick one; let’s consider it Beer Appreciation 101. Most of our readers don’t need this, in fact this is really more of a warning to the proprietors of drinking establishments.

Anheuser Busch (and all other makers of the fizzy yellow stuff most likely) have a single output from the brewery floor. All of the beer coming from the brewery is identical. Substantially identical. And yet how often do you hear someone spread the vicious untruth that beer tastes better from a keg than from a bottle or can? How can this be?

Picture yourself taking a sip from a pint glass, fresh from the keg. Where is your nose? It’s down over the beer, where it belongs. How about when you drink from the bottle? Floating in the air. The lip of a pint glass is bigger than the mouth of a bottle or can, and the latter simply will not accomodate your lips and nose at the same time. Go ahead, try…We’ll wait.

Why is this important? The human nose can detect thousands of distinct smells, often in infinitesimal amounts. The tongue can taste only five (six if you count capsaicin I believe). The rich tapestry of flavors in our food (and our beer) comes from the combination of these two senses by your brain; by not inviting your nose to the party you are missing out on all of the complexity. You can see this at work with any beer by simply pouring half into a glass and drinking the other half from the bottle. It is an astonishing difference, even with fizzy yellow lagers. Supercharge the difference by letting them each sit for a few minutes to let the aromas build up in the headspace and then breathing in as you drink (though this step is often unnecessary to see a real difference).

So I guess what I’m saying is, if you are trying to respect beer, never drink it from the bottle. EVER. If you are in a bar that serves you beer in a bottle without a glass, don’t be ashamed to ask for one,  send it back, or to walk out and never come back. Bar keeps, consider yourselves on notice. Anyone who disrespects the beer they serve is not worth our hard earned beer money.

Later this week – inspired by Mike’s discovery that the new Fremont Brewery in Seattle will be canning, rather than bottling their beer – we’ll delve into the debate on whether cans or bottles make more sense as a distribution mechanism for good beer. This was, however, a necessary prerequisite. Stay tuned.

Categories: Beer Appreciation Tags: Beer, Beer Appreciation, bottle, glass, nose

Warm, Flat, and Delicious: A Primer on Cask Ale

July 20th, 2009 Hoags Comments off
Perhaps you’ve seen it at your local watering hole, at the end of a long line of colorful, gimmicky tap handles. It sits alone, in a corner, often barely visible on the inside corner of the bar: a long curvy brass neck and an old fashioned looking, unadorned wooden handle.

Surely it’s just kitsch, you think. A decorative throwback, reminiscent of the hand-pumped water wells of the frontier days. Then one day an unassuming beer geek wanders in with a notepad, speaks to the barkeep, and you watch him as he wrestles, through sheer brute force, what looks like beer out of that decrepit old device. No, my friends, that’s not decor; it’s called a beer engine, and is home to one of the true gems of the beer world: cask-conditioned ale. Many have seen it, some even know what it is, and yet in America it is a most overlooked and underappreciated piece of beer culture. That’s why I’ve chosen to try my hand at convincing a skeptical public why they would ever want to drink warm, flat beer.

Cask-conditioned ales, based on a loose interpretation of the definition offered by the Campaign for Real Ales (CAMRA) in the UK, has two primary characteristics: it has been naturally conditioned by the action of yeast, and has not been pasteurized or filtered. Let’s compare this to two more familiar data points to see what makes cask-conditioned ale so different.

Typical tap or keg ale is filtered to remove yeast and other sediment, giving it more of a crystal clear appearance and better shelf stability. You see, many of the compounds that are removed by filtration would otherwise decompose and undergo reactions over time that can degrade – or sometimes improve – the flavor of the beer as it ages. Inconsistency is the bane of the commercial brewery, and over time the commercial brewers have had a great deal of influence on consumers’ tastes and preferences, even among craft beer drinkers to a lesser extent.

Shelf stability is further improved by pastuerization, which kills off any microorganisms that might still exist in the beer at the end of fermentation. This keeps infections from wild yeast or bacteria from impacting the flavor stability over time, but it also eliminates any yeast still suspended in the beer that hasn’t flocculated (i.e. went to sleep on the bottom of the fermenter when it ran out of food). This makes bottle or cask-conditioning the beer impossible, and so it is force carbonated by pressurized carbon dioxide. That is, the brewers place the beer in a keg or tank and applies high pressure CO2 until the gas dissolves into the beer, giving it carbonation, then the full and carbonated keg, bottle, or can is sealed tight to keep the carbon dioxide from escaping until the beer is served to the consumer.

Then there’s lagers. These too are mostly pasteurized, filtered, and force carbonated, but only after a secondary fermentation and lagering period. After primary fermentation is complete (or nearly complete) the beer is stored for a long period of time at a low temperature, and the yeast clean up a lot of the mess they’ve left behind during primary fermentation. Things like esters, phenols, and higher alcohols that contribute yeast based complexity to some ales but are unwelcome in most clean-drinking lagers.

So what makes Cask Ale different? First of all, it’s alive. The beer is not pasteurized or filtered in any way, the brewer simply adds fining agents to it that encourage the yeast and other sediment to sink to the bottom of the cask so that it doesn’t end up in your glass. But the yeast is still there, and still actively working in the bottom of the tank, imparting flavors to the beer that lies above it. The beer is, in fact, fermenting while it is being served. This secondary fermentation is different from that undertaken by lagers because it doesn’t take place over a long period or at low temperature. The goal is the production of carbon dioxide which is trapped in the cask and naturally carbonates the beer. Another goal is the continued production of yeast byproducts such as esters, phenols, and higher alcohols – the yeast is not cleaning up after itself like it would during lagering, since there is still enough sugars to continue eating. The yeast actually continues to make a mess of the beer. That mess, however, lends a greater complexity to the beer.

Next is the carbonation. As the beer conditions inside the cask, a cellar master can control the level of carbonation by using corks of varying density in one of the holes on the cask (shown sticking out of the top of the casks pictured above). A denser cork allows less of the carbonation to escape and will result in a more heavily carbonated beer, where as a lighter cork allows more to escape, resulting in flatter beer. But since the beer is served through a beer engine (and your barkeep’s own elbow grease) rather than being forced through the tap lines by high CO2 pressure, and because the beer is naturally carbonated rather than by force carbonation at high pressure, the beer tends to be noticeably flatter than tap beer.

Why on earth drink flat beer? Most of us have, at one time or another, thrown a kegger and had some beer left over the next day. We know that this flat, oxidated beer is inferior to the beer we had the night before. Those of us who were in college at the time probably drank the beer anyway because beer money was too hard to come by in those days. But the reason this beer tasted so bad (aside from oxidation) was that it was designed to be served under heavily carbonated conditions – most of the popular frat house beers in this country are. They are bland, and nearly flavorless, and simply don’t taste good without the crisp bite you get from forced carbonation. You see, higher carbonation distracts the taste buds from tasting the complexity in beer; bubbles coat the tongue, separating the beer from your taste buds, and the carbonation raises the acidity of the beer, creating the only real balance in frat house beers, since many of them use hops extremely sparingly. High carbonation reduces your ability to taste complexities in the beer, which makes it a good thing only if the beer has no complexity to begin. The fizzy yellow lagers of my youth had none; the craft beers I enjoy today do.

There is one tradeoff to this lower carbonation rate, however. Carbon dioxide dissolved in the beer under pressure begins to be released when the beer is served, bubbling up to the top and out of the beer completely. In the process it drives with it a multitude of aroma compounds, for example the volatile compounds found in hop oils. This means that without a high carbonation rate, there is no rush of gas escaping when the beer is served, and the nose will be far less potent. On the other hand, this also means that the aromatics aren’t escaping into the atmosphere; they stay in your glass for the most part until they find their way to your belly. This is why, in my opinion, the best cask ales are IPAs and other heavily hopped beers. Not only do they have enough potency in the nose to still shine when served with low carbonation, but cask-conditioning and proper serving really helps the delicate and volatile hop compounds come into their own. In this Punk’s opinion, there is no greater pleasure in the beer world than a properly poured pint of cask-conditioned IPA (until recently my beloved local, the Sunset Grill and Tap, had a Dogfish Head 60 Minute that would nearly bring me to tears every time I had it…I miss it terribly).

Then there’s the temperature. The proper serving temperature of cask ale (often referred to as cellar temperature because traditionally the casks were kept in cool cellars below ground, before the age of refrigeration) is 54-57 F. Refrigerator temperature, where most beers are served, is typically around of 40 F, and room temperature is about 70 F. This means that these beers are meant to be served fairly warm – certainly cool rather than chilled – another forbidden act for the average fizzy yellow beer drinker. (Author’s note: I have been known to drink good quality lagers, especially darker ones such as Bocks and Dunkels, at cellar temp all the same, because I feel they deserve it; it really gives their malty complexity a chance to shine. In fact I’ve been known to drink good quality ales at nearly room temperature. It’s not for everyone, but hopefully after reading this you might understand why I would do such a thing.)

Again, the reason this higher temperature works is the differences between craft ales and fizzy yellow lagers. Cold has a tendency to numb the sense of taste so that it obscures some of the complexities of a good beer. Again, if a beer has no complexity, this works in its favor. Think about that the next time a beer commercial touts its product as “frost brewed” or accentuates the cold refreshing aspects of it, or tries to associate itself with snow covered mountains and brisk mountain streams. What exactly do they have to hide?

Furthermore, warmth excites the volatile compounds we spoke of earlier, so that the drinker of a properly served cask beer gets a slightly more aggressive aroma from the beer, whereas chilled beer tends to reign in the release of volatile compounds.

There’s one more thing conspicuously missing from a cask-conditioned beer that is off-putting for some drinkers: a nice frothy head. There is great debate in the world of cask ales about the use of special taps and other methods to coax some frothiness out of cask ale, and we’ll get into that in another article. The simple fact though, is that cask beers in general will not achieve the kind of head that is expected on a tap beer.

Head forms in tap beer when the carbon dioxide comes out of solution and bubbles to the top of the glass. The bubbles surrounding the escaping gas are made of various proteins and other compounds that are pulled out of solution along with the CO2. Think of this as a less invasive form of filtration; whenever you pull these compounds out of the beer and into the head, you disturb the balance of the beer and potentially rob it of some complexity. Again, fine if the beer has no complexity, but a nice cask ale can really show its chops when served without a head.

The reason tap beer has such a vigorous and lingering head is that it is continually replenished for a while after the beer is poured, as more and more CO2 comes out of solution and drags precious hop oils with it. The only way to accomplish a head like this on a beer that is not force carbonated is to agitate it as it goes through the line or the spout between the cask and the glass, or to hold the glass below the tap and let the beer be agitated as it falls into it (not unlike the way frothy “pulled tea” is served in east Asian cultures). But since there’s not enough carbon dioxide dissolved in a cask ale to continue to feed the head, this head will die down shortly, and will have robbed the beer of some of the more delicate and volatile flavor compounds. Depending on how the recipe was formulated, this might be OK (hence the debate I alluded to) but if the recipe is meant to be served without a frothy pseudo-head, why sacrifice flavor for the sake of eye candy? Does anyone out there really like the taste of a beer’s head? Judge a beer by the taste, not according to what beer commercials condition us to think it should look like.

Now I’m not saying that cask-conditioned ales are plug-and-play for the average beer consumer. They’re a lot like certain Belgian beers, it’s something a little odd and funky you might have to work your way up to over time. Even now, I often find it takes a few moments for me to adjust my expectations and my palate to really get the best out of a cask ale, especially if I’ve been drinking tap beers beforehand. But if you’ve been on a brewery tour and had a chance to try “green beer” that isn’t done conditioning, or if you love hoppy beers, cask ales are definitely worth a look. Just know that the quality varies widely based on the serving conditions maintained by the barkeep, so try asking for a sample before you order a full pint, especially until you get comfortable with cask ale’s unique characteristics and the reputation of the purveyors you frequent. Furthermore, try asking a beer guy like me for a recommendation where to find a good one (in good old Beantown, I’m a huge fan of the Sunset as I said, but stay away from John Harvard’s Brewhouse! they serve it way too cold). In fact, take a beer guy with you so they can confirm or deny the quality and authenticity of the particular specimen in realtime.

But in the unlikely event you can’t find a beer guy near you, just know that these gems are worth looking for, even with their variable quality, and don’t let your preconceived notions about warm, flat beer stop you from enjoying one of life’s greatest pleasures.

This was just an overview; we’ll return to the topic of cask-conditioned ales in the weeks and months to come, since there’s a lot of ground to cover here about the different ways they are kept and served, the history and culture behind them, and the modern efforts to save them. Stay tuned.

Categories: Beer Appreciation, Beer Science Tags: beer engine, camra, cask ale, cask conditioned, Dogfish Head 60 Minute, Hops, IPA, John Harvard's Brewhouse, real ale, Sunset Grill and Tap

Geek Speak Decoded: IBUs, Hops, and Bitterness

July 7th, 2009 Hoags Comments off
This is the first in a series of articles on technical topics that might be of interest to the average craft beer consumer. They will cover topics that are on the minds of brewers when they design brews, but will be fairly non-technical and give only the essentials to help our readers better understand and appreciate the beer they drink, and decode any craft beer marketing material that they might come across.

By now, anyone who’s been to a respectable beer bar and tried to order an IPA has surely heard of IBUs, and might even be aware of a link between this number (a measurement of bitterness) and how much hops the brewer used. But there’s much more to consider here that gets lost on most drinkers.

Indulge me for a second with a geeky analogy from another realm. The situation with IBUs reminds me of a similar one a few years ago in the chip wars between Intel and AMD. Chips used to be marketed by their clockspeed in GHz. This gave the consumer a nice, simple way to compare the performance of two chips or the PCs running them without having to be a computer engineer or understand the underlying architectures. It was a very convenient tool for consumers and was widely exploited by manufacturers.

The problem was that the number by itself was useless; Intel figured out how to increase their chip’s clock speed by doing less work per clock tick (and thereby generating less heat and allowing them to run “quicker”). The result was that an AMD chip had better technology and would outperform an Intel chip with the same GHz number on it. But they were also more expensive and because the numbers were the same, consumers would pick the cheaper Intel chip, never fully understanding the real issues affecting performance. This led to a really ugly situation where AMD started using their own proprietary (and subjective) numbering schemes that didn’t really allow the consumer to casually compare performance at all. Thus the irresponsible use of this number as a marketing tool rendered it utterly useless to consumers. I fear the same thing might be starting to taking place as we speak in the crowded world of IPAs and other highly hopped beers.

IBU stands for International Bittering Unit, and is a measure of how much hop bitterness is present in a beer. The craft beer market in the US caters to a rebellious lot of consumers that are shunning the characteristics of mass-produced fizzy yellow lagers, particularly by actively seeking intensely flavored and highly hopped beers. The IBU has become the latest tool in the craft beer marketer’s kit, letting drinkers see at a glance which IPA is most intense and hoppy, and therefore better… but this number alone can’t tell you that, and it’s important for consumers to understand why.

First, one pivotal key to brewing a good beer is balance. An intensely hopped, bitter IPA is not going to taste right if this bitterness is not balanced by malty sweetness. There’s a simple rule of thumb for calculating how balanced a beer is, using a value known as the BU/GU ratio, which I will cover more completely in a later article. Essentially it is Bittering Units (IBUs) divided by Gravity Units, which is a measure of how much residual sugar is left dissolved in the beer after fermentation, the rest having been converted to alcohol. (Brewers typically use the original gravity, i.e. before fermentation takes place, in the BU/GU calculation, but it is still a decent proxy for the residual sweetness since attenuation-the portion of available sugar fermented-of most yeast strains typcially doesn’t vary enough to throw off the results.)

Even understanding this simple ratio does little to help the consumer, however, as the gravity figures are not touted as frequently as the IBUs. Even if you used alcohol content as a proxy for original gravity (which is feasible but troublesome for the same reason OG doesn’t correspond perfectly to residual sweetness), there are many other factors that can affect the percieved balance of a beer.

The second issue with the IBU rating has to do with the chemical reactions that take place during the boil. Hops contain many chemical compounds that affect the character of beer, but for our purposes we’ll focus on two groups: alpha acids and hop oil compounds. As the hops stew in the boiling wort, two things happen: alpha acids undergo a chemical reaction known as isomerization, which produces the bitterness that hops are known for. The other is that the volatile compounds in hop oils, which provide a rich tapestry of flavor and aroma to the finished beer, are slowly boiled away and lost forever. Therefore, hops that are added near the end of the boil (or even after the boil in a hopback or during conditioning in a process called dry hopping) will impart more flavor and aroma to the brew since the compounds don’t boil off, but will add much less in the way of bitterness (i.e. lower IBUs).

So what does it all mean? Higher IBUs do not indicate a better beer, by any stretch of the imagination. They measure bitterness, but say nothing about balance. Furthermore, bitterness comes from hops, but unscrupulous brewers can goose their IBU numbers and attract more attention by boiling all of the delicate hop oil flavor out of their hops to extract the maximum bitterness. Just be aware of this the next time you belly up to the bar for an IPA and are greeted by the “convenience” of having IBU numbers in front of you. Judge beers by taste, not by numbers.

Categories: Beer Appreciation, Beer Science Tags: Balance, Bitterness, BU/GU Ratio, Hops, IBU, IPA

American Craft Beer Festival 2009 Part One: Practicalities

June 28th, 2009 Hoags Comments off
Last weekend, the Alstrom Brothers threw one heck of a party, and the Punks were in attendance. We thought we’d throw out a few quick thoughts on the practicalities of attending beer festivals. In our next post we’ll reveal some of the gems we unearthed. If we don’t get to your favorites, cut us some slack, with 300 beers at the festival, we could only cover so much ground. But we look forward to hearing comments from those in attendance.
So I, being the only one lucky enough to be a Boston resident, made it to both evening sessions, the first night with wonderful new friends from out west, the second with Mike and Helen. The first thing we’d like to point out is that, if possible, you should attend the Friday session. I guess out of towners (like Mike and Helen) can’t generally attend on a weeknight. As a result, the crowds were much smaller, meaning significantly shorter lines, less trouble navigating the facility, and potentially friendlier staff since they weren’t being mobbed. In fact, if we have one critique of the festival, it’s that they seem to have sold too many tickets to the Saturday session, and were only using about a third of the facility. At times it was impossible to move, let alone take notes.

The second thing to note is that if you are a serious festival goer, you might want to bring a secretary to take your notes (might as well ask your designated driver…in for a penny in for a pound, just make sure to get them something nice). I found it very difficult to juggle my tasting glass, beer list, and pen all at the same time. It also helps if your notetaker is in the legal profession, as they’ll be familiar with shorthand and are used to taking extensive notes. Our Friday notes read like the back of a napkin at 4AM; our Saturday notes like a court transcript.

Oskar Blues was also distributing necklaces with a beer can on them. We didn’t figure it out until it was too late to be useful, but this is not a spitoon, and not necessarily a fashion accessory either. We did, however, see people keeping their taster in it while they took notes. Very handy, indeed.

Finally, if you’re going to any beer festival, always remember that it’s a marathon, not a sprint, so pace yourself. This is often repeated, and with good reason. To that we would add, it’s not about “getting your money’s worth” either. When we ran the numbers we decided we had paid the equivalent of over six dollars a pint (remember you are only getting two ounces at a time, and you have to wait in line for that even). You’re not here to drink lots of beer cheaply, you can do that at home. You’re here to taste beers you can’t find anywhere else. This also means you should probably shy away from your old favorites for a change and try to find some new ones. So take your time and get searching.

Categories: Beer Appreciation, Festivals, Musings, United States Tags: 2009, Alstrom Brothers, American Craft Beer Festival, Beer, Boston, Micro Breweries, Micro Brewery, Micro Brews, Trappist Punks

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      • Beer Run: Vancouver
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      • Chelsea Brewing Company Tasting at The Stag's Head in NYC Wednesday Evening
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      • Punks Welcome Olde Magoun's in Somerville to the Beer Locator
      • The Beer Excise Tax – a Brief History and Perspective
      • Beer Run with Billy Joel: Sunset Grill and Tap, Allston, MA
      • Finally, a Beer Fit for Breakfast!
      • Good News Seattle, Fremont Brewery to Celebrate Grand Opening
      • Guinness Foreign Extra Stout: The World's Best Extract Brew?
      • Ayinger Seasonal (Oktober Fest-Maerzen) Hits the US Mid-August
      • Meet River Horse Brewing Co. in NYC on Wednesday (8/12)
      • Jurassic Pub: Truly Ancient Ale
      • Jurassic Pub: Technical Addendum
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      • China's Growing Appreciation Toward Beer
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      • Jim Koch Responds to President Obama's Beer Choice on CNBC
      • Tough Decisions: Can v. Bottle
      • HostOurCoast's Visit with Dogfish Head
      • A President, A Professor, & A Police Officer Walk into a Bar, What Do They Order?
      • The Nose Knows: Why you should NEVER drink beer from the bottle
      • Beer Run: Cambridge Brewing Company
      • HopHead ThrowDown at Publick House in Brookline, MA
      • Good Beer Month & Good Beer Seal Comes to NYC
      • A Seattle Beer-venture
      • Starbucks to Start Serving Beer?
      • Warm, Flat, and Delicious: A Primer on Cask Ale
      • Fear of the Dark
      • Just One More (I Promise) on Harpoon
      • Frontiers of Brewing: The Islamic Republic of Pakistan
      • Geek Speak Decoded: IBUs, Hops, and Bitterness
      • Trappist Punks Swag
      • New Study Suggests 'Beer-Bellies' Not Caused By Drinking
      • What Harpoon Brewery Can Teach Us About Yeast
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      • Harpoon Boston Brewery Tour Notes
      • A Korean Beer Quest II: Seoul Microbreweries
      • A Korean Beer Quest: Into the DMZ
      • American Craft Beer Festival 2009 Part Two: Tasting Notes
      • American Craft Beer Festival 2009 Part One: Practicalities
      • Who are the Trappist Punks?
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