Batch 72: Imperial Stout

This beer was destined to be a partigyle … but ended up just being a bitchin beer 🙂

Recipe Type: All Grain
Yeast: S-05
Yeast Starter: Yeast cake from Batch #70
Batch Size (Gallons): 10
Original Gravity: 1.094
Final Gravity: 1.013
IBU: ~55?
Boiling Time (Minutes): 60
Color: ~40?
Primary Fermentation (# of Days & Temp):
Secondary Fermentation (# of Days & Temp):

13# 2-row
13# Maris Otter
1.5# Roasted Barley
1.5# Chocolate Rye
1# Special B
1# flaked Barley
8oz C120
4oz DH Carafa III

3.5oz Northern Brewer – 60 min
2oz Northern Brewer – 15 min

1# Amber DME added to the boil

chilled to the 70s, then pitched onto yeast cake from batch #70 (12.5gal mark on the conical, and there was a good 1/2 gallon of trub/yeast left over from batch 70). Next morning, the yeast were VERY happy, and the krausen had almost reached the top of the conical

looks like ~80% efficiency, ~85% attenuation, 11.55% ABV by alternate calculation (!!)