1
vote
2answers
236 views

Gravity reading much lower than exected: why?

Okay, so my friend and me made an experiment yesterday. We wanted to brew a >20%, 300+ IBU IIPA. Yeah yeah... I know :) Now to the question. We used 10.5kg of grain for 26.25 liters of water for the ...
1
vote
1answer
845 views

What happens when mash temperature is too low?

So yesterday we brew our second beer. As expected, some errors occured during the process, which is alright, we're learning! :) So the main problem is that we were only able to keep the mash ...
2
votes
1answer
192 views

Suggestions for inline heating unit housing for wort circulator?

I built an inline heating element assembly using some 1" copper pipe, a 1" threaded female fitting and some 1/2" fittings. The idea is, wort comes in from the bottom 1/2" fitting, flows over the ...
6
votes
2answers
537 views

Are residual starches bad for the beer?

I was reading another question here and it appears that the consensus is that the iodine test isn't all that useful if your recipe is good. But, while reading through everything, I had a thought: if ...
1
vote
3answers
142 views

Will Adding an Active Mash to a Non-Active Mash Get Enzyme Activity Started Again?

Background: A friend of mine does ten gallon batches of big beers, so has a lot of grain. After mashing, his technique is to fly sparge with 170 degree water. I understand this shuts-down enzymatic ...
5
votes
3answers
611 views

Does flaked rye need conversion?

I'm looking to make a rye pale ale. Do I need to provide enough base grains to convert the starches in flaked rye or is it capable of self conversion? If it needs conversion, would 6 lbs of 6-row work ...
4
votes
2answers
523 views

Undershooting OG in all-grain brewing

My last few all-grain batches have been under the expected OG at least as far as the recipe is concerned. The beers still taste good and all, but I'd like to get my efficiency up. For example, my ...
6
votes
2answers
189 views

Needs to be mashed

I recently had a debate with a brewing buddy of mine about malts that "need to be mashed". For instance victory malt is listed in Palmers "How to Brew" as being in the needs to be mashed column. I ...
5
votes
3answers
912 views

How do you insulate a cooler based mash tun?

I have a Coleman 70 Quart Xtreme cooler that I've modified for my mash tun. I seem to be losing a lot of heat out the top. Are there any good ways to insulate it to help prevent heat loss?
17
votes
12answers
18k views

What can I do with my spent grain after mashing?

After brewing a batch of beer, I always end up with ~14 lbs of spent grain that I usually just toss in a pile in the corner of the yard. Are there better things to do with it (i.e. cooking, baking, ...
4
votes
1answer
199 views

Anyone have experience doing a decoction with a pressure cooker?

How were the results compared to a traditional decoction? Any tricks to know about? Edit: For some context, see here.