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Imperial Stout

Method: Partial Mash
Style: Russian Imperial Stout
Boil Time: 60 min
Batch Size: 6 gallons (fermentor volume)
Pre Boil Size: 6.5 gallons
Post Boil Size: 6 gallons
Pre Boil Gravity: 1.089 (recipe based estimate)
Post Boil Gravity: 1.096 (recipe based estimate)
Efficiency: 75% (brew house)
Source: Allyn Kratz
Calories: 324 calories (Per 12oz)
Carbs: 38.2 g (Per 12oz)

Created: Thursday January 29th 2026

Original Gravity:

1.096

Final Gravity:

1.031

ABV (standard):

8.6%

IBU (tinseth):

21.4

SRM (morey):

42.3

Mash pH

n/a

Cost $

95.84

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Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
6.60 lb	Liquid Malt Extract - Light6.6 lb Liquid Malt Extract - Light	$ 4.85 / lb $ 32.01	35	4	38.4%
6.60 lb	Liquid Malt Extract - Amber6.6 lb Liquid Malt Extract - Amber	$ 4.85 / lb $ 32.01	35	10	38.4%
1 lb	Bairds - Chocolate Malt1 lb Chocolate Malt	$ 4.50 / lb $ 4.50	31	500	5.8%
0.50 lb	American - Roasted Barley0.5 lb Roasted Barley	$ 3.50 / lb $ 1.75	33	300	2.9%
0.50 lb	Bairds - Medium Caramel / Crystal 80L0.5 lb Medium Caramel / Crystal 80L	$ 3.25 / lb $ 1.63	34	80	2.9%
1 lb	Rolled Oats1 lb Rolled Oats	$ 0.05 / oz $ 0.80	33	2.2	5.8%
1 lb	Lactose (Milk Sugar)1 lb Lactose (Milk Sugar)	$ 6.99 / lb $ 6.99	41	1	5.8%
17.20 lbs / $ 79.69

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
1.50 oz	Cascade1.5 oz Cascade Hops	$ 3.50 / oz $ 5.25	Leaf/Whole	7	Boil at 206 °F	60 min	21.37	100%
1.50 oz / $ 5.25

Show Summary View

Amount	Variety	Cost	IBU	Bill %
1.50 oz	Cascade (Leaf/Whole)	$ 3.50 / oz $ 5.25	21.37	100%
1.50 oz / $ 5.25

Yeast

White Labs - Edinburgh Scottish Ale Yeast WLP028

Amount:	10 Milliliters	Cost:	$ 1.09 / ml $ 10.90
Attenuation (avg):	72.5%	Flocculation:	Medium
Optimum Temp:	65 - 70 °F	Starter:	No
Fermentation Temp:	64 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 182 B cells required

$ 10.90 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 1.65 Volumes

Target Water Profile

Balanced Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
0	0	0	0	0	0
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2026-01-29 06:15 UTC

Recipe costs can be adjusted by changing the batch size. They won't be saved but will give you an idea of costs if your final yield was different.

Cost for

Gallons

Cost by

Final Yield

	Cost $	Cost %
Fermentables	$
Steeping Grains (Extract Only)	$
Hops	$
Yeast	$
Other	$
Cost Per Barrel	$ 0.00
Cost Per Pint	$ 0.00
Total Cost	$ 0.00

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