Maturing beer - is the cold necessary

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Stonch

Maturing beer - is the cold necessary

Post by Stonch » Sun Jul 08, 2007 12:52 pm

First off, apologies. As a few regulars will know, I tend to pose this question in one way or another with alarming regularity! But it's a topic I really want to get to the bottom of. I'veposted this in the kits section because I couldn't think of anywhere better.

Many of us have issues with storing beers in the cold. I live in a flat, so have no cellar and no shed to put my beer in. I do, however, have a fridge I keep at about 10-12 degrees celsius. I have been maturing some of my homebrew (stout and bitter) with great results.

However, I don't have room for everything (I have to eat and cool commercial beers somewhere!)

From our latest batch we have two boxes of neatly packed porter (24 bottles in total) I'd like to leave for a couple of months at the back of a cupboard. The rest of the batch is going in the fridge today for about three weeks (if we can wait that long).

So here's the actual question:

Does cold conditioning ale (as opposed to lager) have positive benefits other than speeding up the maturation process? Will a beer stored in the cold taste noticeably better in the long run, or does it just get the beer to drinkable standard quicker?

On the same topic, here's something interesting from fellow beer writer Ron Pattinson's new blog (http://barclayperkins.blogspot.com/). It's from a 1950s German book, so presumably only relates to lagers:
Pale beers need to be lagered longer than dark beer. Only after a longer lagering period is the strong hop taste transformed into a noble bitterness. Dark beer on the other hand lose during too long a lagering their fine malt aroma. Stronger beers also demand longer lagering times than those of a lower gravity; also beer has to lager longer in cold cellars than in warm ones. Normally dark beers are lagered for one and a half to two and a half months, pale beers two to six months. Pale export beers which are unpasteurised are lagered for up to a year and very cold, so that as much protein as possible is eliminated. Beer with insufficient secondary conditioning are only lagered briefly, since longer lagering only makes the faults more obvious.

steve_flack

Post by steve_flack » Sun Jul 08, 2007 1:04 pm

Generally beer keeps better cold and off-flavours are slower to appear. Most bottled beers would benefit from a couple of weeks in a fairly warm place to allow the yeasts to generate carbonation - the same is true of primed draught beer. After that I would say ideally they should be kept somewhere cool.

In the end, a decently made beer that is reasonably clean from a microbiological standpoint should be OK in a cupboard for a couple of months.

steve_flack

Post by steve_flack » Sun Jul 08, 2007 1:23 pm

Are you sure it doesn't just taste like cold beer soup?

Just because someone gets away with doing it it doesn't mean it's the best way to treat a product.

maxashton

Post by maxashton » Sun Jul 08, 2007 1:45 pm

Weren't the traditional IPA's considerably higher gravity than present?

I'd read somewhere that they were very high alcohol content, and very heavily hopped, with the intent that they'd be diluted for the rank and file on arrival.

maxashton

Post by maxashton » Sun Jul 08, 2007 2:01 pm

So you could argue that the rather dark IPA is rather fitting for the older style, perhaps?

:D

steve_flack

Post by steve_flack » Sun Jul 08, 2007 2:13 pm

Modern day beers aren't as durable as old IPA's. The antiseptic properties of hops are overstated and you do need an awful lot of them for them to be effective.

Additionally, in the times of the old IPAs, the properties of aged (aka Sour) beer was appreciated and actually cost more so if the IPAs developed that flavour would people have minded? People certainly would today (unless you asked for a Gueuze or a Rodenbach).

Stonch

Post by Stonch » Sun Jul 08, 2007 8:43 pm

I've always imagined that IPAs would be fairly sour by the time the cask was tapped.

steve_flack

Post by steve_flack » Sun Jul 08, 2007 8:52 pm

a tang at least. If you get around to all grain you really should try some of the Durden park recipes for historic ales. There are some classics in there. If you're not there yet, try and get a bottle of Sierra Nevade INDIA pale ale. It's pretty close to some of the Durden Park recipes I've made.

Stonch

Post by Stonch » Sun Jul 08, 2007 11:32 pm

Steve, I have a box of Sierra Nevada IPA. Vertical Drinks have just started importing it to the UK in the last few months and sent me a box of samples a while ago.

By coincidence, I first tried one earlier today! I wasn't overly impressed, to be honest. A good beer, make no mistake, but it's competing in a crowded field.

steve_flack

Post by steve_flack » Mon Jul 09, 2007 8:14 am

Oh well....I really liked it. The first taste was a bit 'assertive' but by the time I was half way through I was hooked. :wink:

Stonch

Post by Stonch » Mon Jul 09, 2007 12:46 pm

Have you tried Goose Island IPA? Amazing beer.

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