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Imperial Stout 2025

Method: All Grain
Style: Imperial Stout
Boil Time: 90 min
Batch Size: 5.5 gallons (fermentor volume)
Pre Boil Size: 8.5 gallons
Post Boil Size: 5.5 gallons
Pre Boil Gravity: 1.056 (recipe based estimate)
Post Boil Gravity: 1.105 (recipe based estimate)
Efficiency: 76% (brew house)
Calories: 350 calories (Per 12oz)
Carbs: 34.1 g (Per 12oz)

Created: Monday November 10th 2025

The Kernel Imperial Brown Stout, London 1856

by Distortiontm

OG: 1.101 FG: 1.020 ABV: 11.7% IBU: 121

Bell's Expedition Stout Clone

by shufflind

OG: 1.105 FG: 1.022 ABV: 10.9% IBU: 122

Christmas RIS 2019

by itinerantbrewer

OG: 1.109 FG: 1.030 ABV: 10.4% IBU: 149

Original Gravity:

1.105

Final Gravity:

1.024

ABV (standard):

10.6%

IBU (tinseth):

125.5

SRM (morey):

50.0

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
6 lb	Muntons - Maris Otter Extra Pale6 lb Maris Otter Extra Pale	38	2	27.9%
6 lb	Crisp Malting - No.19 Floor Malt Maris Otter6 lb No.19 Floor Malt Maris Otter	37	3	27.9%
4.50 lb	Rahr - Standard 2-Row4.5 lb Standard 2-Row	36.8	1.8	20.9%
2 lb	United Kingdom - Roasted Barley2 lb Roasted Barley - (late mash tun addition)	29	550	9.3%
0.50 lb	Flaked Wheat0.5 lb Flaked Wheat	34	2	2.3%
0.50 lb	The Swaen - BlackSwaen Coffee Malt0.5 lb BlackSwaen Coffee Malt - (late mash tun addition)	36	225	2.3%
0.50 lb	Simpsons - DRC0.5 lb DRC - (late mash tun addition)	34.7	115	2.3%
0.50 lb	Rice Hulls0.5 lb Rice Hulls	0	0	2.3%
0.50 lb	Briess - Victory Malt0.5 lb Victory Malt	34.5	28	2.3%
0.25 lb	Patagonia - Black Pearl0.25 lb Black Pearl - (late mash tun addition)	29.9	340	1.2%
0.25 lb	Flaked Barley0.25 lb Flaked Barley	32	2.2	1.2%
21.50 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
1 oz	Ella1 oz Ella Hops	Pellet	17.6	First Wort	0 min	67.82	50%
1 oz	Ella1 oz Ella Hops	Pellet	17.6	Boil	60 min	57.64	50%
2 oz / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
2 oz	Ella (Pellet) 1.9999999954251 oz Ella (Pellet) Hops		125.46	100%
2 oz / $ 0.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
5.5 gal	Strike	170 °F	156 °F	60 min
5.5 gal	Batch Sparge	180 °F	172 °F	10 min
Starting Mash Thickness: 1.21 qt/lb Starting Grain Temp: 67 °F

Yeast

Lallemand - LALBREW® NOTTINGHAM HIGH PERFORMANCE ALE YEAST

Amount:	1 Each	Cost:
Attenuation (avg):	80%	Flocculation:	High
Optimum Temp:	50 - 72 °F	Starter:	No
Fermentation Temp:	65 °F	Pitch Rate:	1.5 (M cells / ml / ° P) 776 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.2 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: 2025-11-14 16:19 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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