1
vote
2answers
97 views

SG and OG quite different to values indicated on can label

very quick question: making a kit brew (Coopers Real Ale), which says a typical OG is 1.046 and FG is 1.006. Unfortunately, my OG was 1.038, and my current reading (after about 17 days) is 1.013, and ...
4
votes
3answers
891 views

Brewed an Oatmeal Stout and the gravity did not drop as much as predicted, should I re-pitch or add yeast nutrients/energizer?

I just brewed an oatmeal stout see recipe details here and I have a question about missing Orignal and/or Final gravities. The OG was supposed to be 1.061 and the FG 1.016. I brewed and got an OG or ...
6
votes
2answers
228 views

Why measure gravities?

I've brewed a good dozen batches of beer from kits, extract, extract+grain, and now all-grain, and I've never measured gravities. Why measure gravity, besides to know what you're getting? Is there any ...
4
votes
2answers
1k views

What causes Original Gravity to be lower than it should be?

I am an extract brewer and every brew I have done the OG was lower than the intended OG, (my OG is always lower than the recipe's OG). For example I brewed the stout recipe below from beertools.com ...