6
votes
4answers
1k views

How do you calculate how much extract to add if you don't hit your target gravity pre-boil?

Planning to do my first all-grain BIAB. If miss my target gravity after mashing, how do I figure out how much extract to add before I start the boil in order to reach that OG? I would imagine ...
3
votes
2answers
401 views

Does a malt “late addition” affect OG?

I'm following a recipe from a book for an IPA that calls for the following (simplified) steps: Boil water (3G/11L) Add Light DME (1lb/450g) & return to boil Add hops At 45 mins, add LME ...
3
votes
2answers
8k views

What to do when gravity comes out too low?

We brewed a maibock (from an extract kit) and when we checked our OG it was significantly lower than it should have been. I mean like, really, really low. We decided to attribute this to the wort not ...
13
votes
1answer
801 views

Original Gravity: Calculate or measure

I've been told that for extract brewing it's best to simply calculate the original gravity instead of measuring it. Is this correct? What are the pros/cons either way? What about with ...
10
votes
3answers
7k views

Didn't hit gravity--how to calculate how much malt extract to add to the fermenter?

Lets say you were aiming for 1.047 but only hit 1.032. In a 5 gallon batch, how much malt extract would you need to add to the fermenter to bring it up to the desired gravity?
4
votes
2answers
174 views

What effect would using less LME than called for have?

I just brewed a recipe for a biggish beer that calls for 6.6 lbs of light LME and 2.75 lbs of light DME. Given that I always mess up at least one thing when I brew, I measured out 2.75 lbs of DME and ...