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Oatmeal Stout

Method: BIAB
Style: Oatmeal Stout
Boil Time: 30 min
Batch Size: 1 gallons (fermentor volume)
Pre Boil Size: 1.4 gallons
Post Boil Size: 1 gallons
Pre Boil Gravity: 1.041 (recipe based estimate)
Post Boil Gravity: 1.057 (recipe based estimate)
Efficiency: 60% (brew house)
Calories: 189 calories (Per 12oz)
Carbs: 20.1 g (Per 12oz)

Created: Monday July 28th 2025

Original Gravity:

1.057

Final Gravity:

1.015

ABV (standard):

5.5%

IBU (tinseth):

25.2

SRM (morey):

32.0

Mash pH

5.2

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
27.60 oz	United Kingdom - Maris Otter Pale27.6 oz Maris Otter Pale	38	3.75	66.3%
3.80 oz	Flaked Oats3.8 oz Flaked Oats	33	2.2	9.1%
2.90 oz	American - Caramel / Crystal 40L2.9 oz Caramel / Crystal 40L	34	40	7%
2.90 oz	Crisp Malting - Pale Chocolate2.9 oz Pale Chocolate	32.7	220	7%
2.90 oz	Briess - Victory Malt2.9 oz Victory Malt	34.5	28	7%
1.50 oz	American - Roasted Barley1.5 oz Roasted Barley	33	300	3.6%
41.60 oz / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
10 g	Willamette10 g Willamette Hops		Pellet	4.5	Boil	30 min	25.22	100%
10 g / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
10 g	Willamette (Pellet) 10 g Willamette (Pellet) Hops		25.22	100%
10 g / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
1.6 gal		Infusion	162 °F	155 °F	30 min

Other Ingredients

Amount	Name	Type	Use	Time
2.81 g	Chalk	Water Agt	Mash	1 hr.
0.94 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
0.62 g	Epsom Salt	Water Agt	Mash	1 hr.
0.39 g	Gypsum	Water Agt	Mash	1 hr.
1.11 g	Baking Soda	Water Agt	Mash	1 hr.
3.20 ml	Lactic acid	Water Agt	Mash	10 min.

Yeast

Fermentis - Safale - English Ale Yeast S-04

Amount:	1 Each	Cost:
Attenuation (avg):	75%	Flocculation:	High
Optimum Temp:	54 - 77 °F	Starter:	No
Fermentation Temp:	68 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 19 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.75 Volumes

Target Water Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
150	10	50	75	75	412.686
Water is Balanced 30 SRM
Mash Chemistry and Brewing Water Calculator

Notes

Fermentis - Safale - English Ale Yeast S-04
Fermentis - Safale - American Ale Yeast US-05
White Labs - English Ale Yeast WLP002
Wyeast - London Ale III 1318
Danstar - Nottingham Ale Yeast
Wyeast - Irish Ale 1084
Lallemand - LALBREW® NOTTINGHAM HIGH PERFORMANCE ALE YEAST
Imperial Yeast - A10 Darkness
White Labs - Irish Ale Yeast WLP004
White Labs - California Ale Yeast WLP001

Last Updated and Sharing

121

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Brews

Public: Yup, Shared
Last Updated: 2025-10-28 18:41 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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