Imperial Stout Recipe - Old Bull

Recipe Info

Recipe Image

Old Bull

by on
All Grain
5.5 Gallon(s)
8 Gallon(s)
90 min
67%
RIS

Fermentables

58% - 2-Row - US
14
37
1
Mash
10% - Roasted Barley - US
2.5
25
300
Mash
2% - Chocolate Malt - US
0.5
34
350
Mash
6% - Flaked Barley - US
1.5
32
2
Mash
6% - Flaked Oats - US
1.5
37
1
Mash
12% - Munich - Dark 20L - US
3
35
20
Mash
4% - Crystal 60L - CA
1
34
60
Mash

Hops

Columbus
2
Pellet
Boil
60 min(s)
15
64.8

Yeast

Wyeast London Ale 1028
75%

Other Stuff

Gypsum
0.25
tsp
Mash

Mash Steps

Saccharification Rest
Infusion
146
60 min

Special Instructions

1.
11.81 gallons total water. 8 gallons preboil
2.
6.6G strike at 161
3.
Sparge 5.2G
4.
2 step starter: 1l/100g, 2.5l/250g. Pitch 1.96l, harvest .54l

Tasting Notes (0)

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Recipe Facts

Old Bull
Imperial Stout
  • 5.50 Gallons Liters Batch Size
  • 8.00 Gallons Liters Boil Size
  • 90  min Boil Time
  • 1.102 OG
  • 1.026 FG
  • 79.6 IBU (tinseth) Bitterness
  • 0.78 BG:GU
  • 56.3° SRM Color
  • 67% Efficiency
  • 9.9% ABV Alcohol
  • 362 per 12oz Calories
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