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Sam Smith's Oatmeal stout

Method: All Grain
Style: Oatmeal Stout
Boil Time: 60 min
Batch Size: 5 gallons (ending kettle volume)
Pre Boil Size: 6 gallons
Pre Boil Gravity: 1.046 (recipe based estimate)
Efficiency: 69% (ending kettle)
Calories: 182 calories (Per 12oz)
Carbs: 19.8 g (Per 12oz)

Created: Thursday May 7th 2026

Grandma's Secret Stash

by Rothrock Brewing Company

OG: 1.057 FG: 1.014 ABV: 5.8% IBU: 26

Little Foot Oatmeal Stout

by Yooper

OG: 1.053 FG: 1.014 ABV: 5.1% IBU: 31

Oatmeal Stout

by majarianj

OG: 1.046 FG: 1.011 ABV: 4.6% IBU: 23

Original Gravity:

1.055

Final Gravity:

1.015

ABV (standard):

5.3%

IBU (rager):

34.6

SRM (morey):

32.4

Mash pH

5.5

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
9 lb	United Kingdom - Maris Otter Pale9 lb Maris Otter Pale	38	3.75	83.7%
0.50 lb	United Kingdom - Extra Dark Crystal 120L0.5 lb Extra Dark Crystal 120L	33	120	4.7%
0.50 lb	United Kingdom - Chocolate0.5 lb Chocolate	34	425	4.7%
0.25 lb	United Kingdom - Roasted Barley0.25 lb Roasted Barley	29	550	2.3%
0.50 lb	Rolled Oats0.5 lb Rolled Oats	33	2.2	4.7%
10.75 lbs / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
1.50 oz	East Kent Goldings1.5 oz East Kent Goldings Hops		Leaf/Whole	5	Boil	60 min	34.63	100%
1.50 oz / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
1.50 oz	East Kent Goldings (Leaf/Whole)		34.63	100%
1.50 oz / $ 0.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
14.6 qt	Infusion	--	153 °F	60 min
18.5 qt	Fly Sparge	--	167 °F	25 min
Starting Mash Thickness: 1.75 qt/lb

Yeast

White Labs - Irish Ale Yeast WLP004

Amount:	1 Each	Cost:
Attenuation (avg):	71.5%	Flocculation:	Med-High
Optimum Temp:	65 - 68 °F	Starter:	Yes
Fermentation Temp:	68 °F	Pitch Rate:	0.75 (M cells / ml / ° P) 193 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.1

Target Water Profile

NWBS

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
90	6	22	10	24	82
Mash Chemistry and Brewing Water Calculator

Notes

Toast oats at 165C until golden. Beta Glucan Rest for the oats plus 100g (30%) of base malt for 15 mins @ 45C. Add back into mash after the 15 mins.

Last Updated and Sharing

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Brews

Public: Yup, Shared
Last Updated: 2026-05-07 19:05 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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