AG#2 - GWLondon Pride

Make grain beers with the absolute minimum of equipment. Discuss here.
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Goulders
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AG#2 - GWLondon Pride

Post by Goulders » Sat Dec 10, 2011 2:09 pm

Got this on the go last night 23 l recipe. I did the mash and a mash out and kept the wort in the boiler to do the boil today. Just wasn't enough time to do it all in one evening.

Will be no chill cube when finished and I have wlp002 in the fridge. Will do a 2l starter, pitch 1l and put the other in the fridge for next time. Hit my mash temps and seems better efficiency this time.

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Re: AG#2 - GWLondon Pride

Post by Goulders » Fri Dec 16, 2011 11:25 pm

An update, and some thoughts.

The OG was 1038, so 2 points short. I didn't check the volume before I pitched into the No-chill Cube either. Because it was cold outside, I lagged the boiler with a blanket but at the end of the boil there was a large crescent of crud on the element, and while I got a reasonable boil, it was probably not as vigorous as AG#1 (here) owing to the crud and the cold.

Anyway...

I poured into the fermenter tonight and had just over 5 gallons (about 24-25 litres). This suggests I need to reduce the initial volume of water for the mash, or boil for longer, which may lead to an increase in gravity. Also, I use a Viking mash sparge bag, which is like voile, but as it is envelope shape is not the easiest for stirring and extracting those sugars. I may do what Bribie suggests in Sim's post.

I checked my volumes with Brewmate and Beersmith and both are similar. I like Brewmate, but have a Macbook so Brewsmith is easier to use when I am on that.

Anyway, I used WLP002 and made a 2l starter in a sterilised milk bottle. I intended to pour 1l into the brew, but as I didn't use a stir plate, Mr Malty suggested I should put in the lot (and so did Gregorach). I will try and recover the yeast following fermentation and have a go at rinsing.

So, now a wait for fermentation. Never used liquid yeast... [-o<

I am planning on a Sierra Nevada SF Porter next, and have the ingredients. I may then have a go at a Kolsch while the weather is cool, or Summer Lightning, or...

Jon

PS. The SNPA is really clear now and very nice :mrgreen:

Spud395

Re: AG#2 - GWLondon Pride

Post by Spud395 » Fri Dec 16, 2011 11:56 pm

24-25L instead of 23 would explain the lower than expected OG.

You need to keep the elements very clean, a build up of crud will effect your boil and also cause the elements to cut out.
I find I need to remove the elements every few brews to give them a really good clean

Oh yeah, keep some of your yeast after the brew for sure

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Goulders
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Re: AG#2 - GWLondon Pride

Post by Goulders » Sat Dec 17, 2011 12:03 am

It was cleaned before the brew (and after), but seems the buffalo quite susceptible to a quick build up...

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Beer O'Clock
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Re: AG#2 - GWLondon Pride

Post by Beer O'Clock » Sat Dec 17, 2011 11:19 am

Goulders wrote:It was cleaned before the brew (and after), but seems the buffalo quite susceptible to a quick build up...
My Buffalo does the same. Once it has a slight crust (always a crescent), it really builds up. Get it as clean as possible. I use Bar Keeper's Friend.

Just boil for longer if it's not vigorous enough. Greater volume at a lower OG suggests a longer boil is needed. Boil lengths in recipes are a guide. Know your equipment and adjust accordingly.
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Goulders
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Re: AG#2 - GWLondon Pride

Post by Goulders » Sat Dec 17, 2011 2:18 pm

Beer O'Clock wrote:
Goulders wrote:It was cleaned before the brew (and after), but seems the buffalo quite susceptible to a quick build up...
My Buffalo does the same. Once it has a slight crust (always a crescent), it really builds up. Get it as clean as possible. I use Bar Keeper's Friend.

Just boil for longer if it's not vigorous enough. Greater volume at a lower OG suggests a longer boil is needed. Boil lengths in recipes are a guide. Know your equipment and adjust accordingly.
Agreed. Only 2 BIAB under my belt. Will adjust the evaporation losses first and see how that goes. I clean with vinegar and boiling water - always sparkling before the boil.

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Re: AG#2 - GWLondon Pride

Post by Goulders » Sat Feb 04, 2012 8:50 pm

Well this hasn't turned out anywhere near as I would like. I think it needs more conditioning even though it has had about 4 weeks in the bottle. I bottled 23l with 50g of sugar and there is good carbonation, but it is really sweet. I assume it is the crystal. It is to the GW recipe,
but there may even be quite a bit of diacetyl in there(?) even though I left in on the yeast cake a good few days after fermentation finished. I will give this a chance to get better, but not impressed so far.

Anyone else had any issues with this recipe?

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