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Method: All Grain
Style: Russian Imperial Stout
Boil Time: 75 min
Batch Size: 5.5 gallons (fermentor volume)
Pre Boil Size: 7.5 gallons
Pre Boil Gravity: 1.069 (recipe based estimate)
Post Boil Gravity: 1.103 (recipe based estimate)
Efficiency: 70% (brew house)
Calories: 344 calories (Per 12oz)
Carbs: 33.8 g (Per 12oz)

Created: Tuesday February 18th 2020

Cigar City Hunahpu Clone

OG: 1.128 FG: 1.042 ABV: 11.3% IBU: 78

The Abyss Clone

by fboyle

OG: 1.108 FG: 1.036 ABV: 9.4% IBU: 64

SN Narwhal Clone

by Head First

OG: 1.100 FG: 1.021 ABV: 10.5% IBU: 54

Original Gravity:

1.103

Final Gravity:

1.024

ABV (standard):

10.4%

IBU (tinseth):

67.0

SRM (morey):

50.0

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
1 lb	Munich - Light 10L1 lb Munich - Light 10L	33	10	4.7%
15 lb	Simpsons - Maris Otter Extra Pale15 lb Maris Otter Extra Pale	38	1.8	70.6%
0.50 lb	Bairds - Pale Chocolate0.5 lb Pale Chocolate	33	207	2.4%
1 lb	Flaked Barley1 lb Flaked Barley	32	2.2	4.7%
0.50 lb	Crisp Malting - Roasted Barley0.5 lb Roasted Barley	31.28	520	2.4%
1 lb	American - Midnight Wheat Malt1 lb Midnight Wheat Malt	33	550	4.7%
1 lb	Weyermann - Caramunich Type 11 lb Caramunich Type 1	33.5	35	4.7%
0.25 lb	United Kingdom - Coffee Malt0.25 lb Coffee Malt	36	150	1.2%
1 lb	Brown Sugar1 lb Brown Sugar - (late boil kettle addition)	45	15	4.7%
21.25 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
2 oz	Magnum2 oz Magnum Hops	Leaf/Whole	15	Boil	30 min	60.88	66.7%
1 oz	East Kent Goldings1 oz East Kent Goldings Hops	Pellet	5.8	Boil	10 min	6.11	33.3%
3 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
2 oz	Magnum (Leaf/Whole)	60.88	66.7%
1 oz	East Kent Goldings (Pellet)	6.11	33.3%
3 oz / $ 0.00

Other Ingredients

Amount	Name	Type	Use	Time
3.50 g	Baking Soda	Water Agt	Mash	0 min.
2 g	Gypsum	Water Agt	Mash	0 min.
5 g	Calcium Chloride (anhydrous)	Water Agt	Mash	0 min.
2 g	Epsom Salt	Water Agt	Mash	0 min.
1 g	Chalk	Water Agt	Mash	0 min.
1 each	Whirlfloc	Fining	Boil	10 min.
1 tbsp	Yeast Nutrient	Other	Boil	10 min.

Yeast

Fermentis - Safale - English Ale Yeast S-04

Amount:	2 Each	Cost:
Attenuation (avg):	75%	Flocculation:	High
Optimum Temp:	54 - 77 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 178 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.25 Volumes

Target Water Profile

London (Porter, dark ales)

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
100	5	35	60	50	265
Chalk CaCO3 1 grams add 0.26 tsp Baking Soda NaHCO3 3.5 grams add 0.80 tsp Gypsum CaSO4 2 grams add 0.50 tsp Calcium Chloride CaCl2 5 grams add 1.47 tsp Epsom Salt MgSO4 2 grams add 0.44 tsp
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

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Public: Yup, Shared
Last Updated: 2023-01-16 21:21 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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