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Skagit Oatmeal Stout

Method: All Grain
Style: Oatmeal Stout
Boil Time: 60 min
Batch Size: 5.5 gallons (fermentor volume)
Pre Boil Size: 6.5 gallons
Pre Boil Gravity: 1.056 (recipe based estimate)
Post Boil Gravity: 1.066 (recipe based estimate)
Efficiency: 82% (brew house)
Calories: 219 calories (Per 12oz)
Carbs: 23 g (Per 12oz)

Created: Sunday January 14th 2024

Grandma's Secret Stash

by Rothrock Brewing Company

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

BJCP Oatmeal Stout

by schram brothers

OG: 1.056 FG: 1.014 ABV: 5.6% IBU: 32

Original Gravity:

1.066

Final Gravity:

1.017

ABV (standard):

6.5%

IBU (tinseth):

28.8

SRM (morey):

29.1

Mash pH

5.8

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
5 lb	Crisp Malting - Finest Maris Otter5 lb Finest Maris Otter	36.8	2.4	40.8%
5 lb	Great Western - Premium 2-Row5 lb Premium 2-Row	37	2	40.8%
0.75 lb	Briess - Roasted Barley0.75 lb Roasted Barley	33.1	300	6.1%
0.75 lb	Caramel / Crystal 60L0.75 lb Caramel / Crystal 60L	34	60	6.1%
0.50 lb	Flaked Oats0.5 lb Flaked Oats	33	2.2	4.1%
0.25 lb	Briess - Black Malt0.25 lb Black Malt	27	500	2%
12.25 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
1 oz	Northern Brewer1 oz Northern Brewer Hops	Pellet	7.8	Boil	60 min	25.58	50%
1 oz	East Kent Goldings1 oz East Kent Goldings Hops	Pellet	5	Boil	5 min	3.27	50%
2 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
1 oz	Northern Brewer (Pellet)	25.58	50%
1 oz	East Kent Goldings (Pellet)	3.27	50%
2 oz / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
3.61 gal		Strike	151 °F	151 °F	90 min
Starting Mash Thickness: 1.18 qt/lb Starting Grain Temp: 151 °F

Other Ingredients

Amount	Name	Type	Use
10 g	Baking Soda	Water Agt	Mash
3 g	Gypsum	Water Agt	Mash
7 g	Calcium Chloride (anhydrous)	Water Agt	Mash

Yeast

Wyeast - Irish Ale 1084

Amount:	1 Each	Cost:
Attenuation (avg):	73%	Flocculation:	Medium
Optimum Temp:	62 - 72 °F	Starter:	Yes
Fermentation Temp:	65 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 118 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 CO₂ Level: 1.65 Volumes

Target Water Profile

London (Porter, dark ales)

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
100	5	35	60	50	265
Mash Chemistry and Brewing Water Calculator

Notes

Need more strike water next time

Brewhouse efficiency on first run was ~80%

Primary fermenter for 4 weeks

OG 1.067, FG 1.012 ==> ABV 7.2%

Will consider shooting for lower OG next time, and increasing amount of oats

Last Updated and Sharing

155

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Brews

Public: Yup, Shared
Last Updated: 2024-03-16 02:41 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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