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Bloated Wallrus in a hat

Name: Bloated Wallrus in a hat
Prep time: 60 min
Cook time: 60 min
Total time: 120 min
Yield: 5 gallons
Cuisine: Homebrewing
Ingredients: 12 lb Pale 2-Row; 12 lb Golden Promise; 1 lb Flaked Oats; 0.5 lb Chocolate Malt; 0.25 lb Roasted Barley; 1.5 lb Crystal 90L; 1 lb Crystal Rye; 0.25 lb Carafa Special Type III; 1.5 lb Caramel / Crystal 40L; 1 lb Brown Sugar; 4 oz Centennial Hops; 8 oz East Kent Goldings Hops; 2 oz Centennial Hops

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Method: BIAB
Style: Russian Imperial Stout
Boil Time: 60 min
Batch Size: 5 gallons (fermentor volume)
Pre Boil Size: 5 gallons
Post Boil Size: 5 gallons
Pre Boil Gravity: 1.161 (recipe based estimate)
Post Boil Gravity: 1.161 (recipe based estimate)
Efficiency: 70% (brew house)
Calories: 546 calories (Per 12oz)
Carbs: 55.7 g (Per 12oz)

Created: Wednesday June 24th 2026

Sith Lord RIS (Dark Lord Version 2)

OG: 1.133 FG: 1.029 ABV: 13.6% IBU: 69

Original Gravity:

1.161

Final Gravity:

1.042

ABV (standard):

15.7%

IBU (tinseth):

66.7

SRM (morey):

50.0

Mash pH

5.5

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
12 lb	US - Pale 2-Row12 lb Pale 2-Row	37	1.8	38.7%
12 lb	United Kingdom - Golden Promise12 lb Golden Promise	37	3	38.7%
1 lb	Flaked Oats1 lb Flaked Oats	33	2.2	3.2%
0.50 lb	Simpsons - Chocolate Malt0.5 lb Chocolate Malt	31.7	444	1.6%
0.25 lb	Bairds - Roasted Barley0.25 lb Roasted Barley	33	600	0.8%
1.50 lb	United Kingdom - Crystal 90L1.5 lb Crystal 90L	33	90	4.8%
1 lb	United Kingdom - Crystal Rye1 lb Crystal Rye	33	90	3.2%
0.25 lb	Weyermann - Carafa Special Type III0.25 lb Carafa Special Type III	29.9	525	0.8%
1.50 lb	American - Caramel / Crystal 40L1.5 lb Caramel / Crystal 40L	34	40	4.8%
1 lb	Brown Sugar1 lb Brown Sugar	45	15	3.2%
31 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
4 oz	Artisan - Centennial4 oz Centennial Hops	Pellet	9.7	Boil	60 min	54.36	28.6%
8 oz	East Kent Goldings8 oz East Kent Goldings Hops	Pellet	5	Boil	5 min	11.17	57.1%
2 oz	Artisan - Centennial2 oz Centennial Hops	Pellet	9.7	Boil	1 min	1.17	14.3%
14 oz / $ 0.00

Show Summary View

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
5 gal		Infusion	156 °F	156 °F	60 min

Other Ingredients

Amount	Name	Type	Use	Time
48 oz	Oyster shells	Water Agt	Mash	1 hr.
48 oz	Oysters	Water Agt	Mash	15 min.
48 oz	Oyster brine	Water Agt	Mash	1 min.

Yeast

Wyeast - Rogue Pacman 1764

Amount:	1 Each	Cost:
Attenuation (avg):	75%	Flocculation:	Med-High
Optimum Temp:	60 - 72 °F	Starter:	No
Fermentation Temp:	70 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 241 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: sucrose Amount: 2.1 oz Temp: 68 °F CO₂ Level: 1.65 Volumes

Target Water Profile

Crystal Geyser Alpine Spring Water

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

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Brews

Public: Yup, Shared
Last Updated: 2026-06-24 22:04 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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Amount	Variety	IBU	Bill %
6 oz	Artisan - Centennial (Pellet)	55.53	42.9%
8 oz	East Kent Goldings (Pellet)	11.17	57.1%
14 oz / $ 0.00