O'Kraps Oatmeal Stout 23

Method: All Grain
Style: Oatmeal Stout
Boil Time: 60 min
Batch Size: 6.25 gallons (fermentor volume)
Pre Boil Size: 7.83 gallons
Post Boil Size: 6.25 gallons
Pre Boil Gravity: 1.042 (recipe based estimate)
Post Boil Gravity: 1.052 (recipe based estimate)
Efficiency: 83% (brew house)
Calories: 177 calories (Per )
Carbs: 25.4 g (Per )

Created: Friday December 10th 2021

Original Gravity:

1.052

Final Gravity:

1.023

ABV (standard):

3.9%

IBU (tinseth):

35.0

SRM (morey):

35.4

Mash pH

5.5

Cost

25.91

Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
8 lb	Simpsons - Finest Pale Ale Maris Otter8 lb Finest Pale Ale Maris Otter	$ 1.24 / lb $ 9.92	37	2.6	73.1%
0.50 lb	Briess - Caramel Malt - 120L0.5 lb Caramel Malt - 120L	$ 1.99 / lb $ 1.00	34.5	120	4.6%
0.50 lb	Bairds - Roasted Barley0.5 lb Roasted Barley	$ 2.49 / lb $ 1.25	33	600	4.6%
3 oz	Crisp Malting - Smooth Chocolate Malt3 oz Smooth Chocolate Malt	$ 1.99 / lb $ 0.37	32.7	650	1.7%
4 oz	Briess - Black Malt - 2-Row4 oz Black Malt - 2-Row	$ 2.24 / lb $ 0.56	25	500	2.3%
1.50 lb	Flaked Oats1.5 lb Flaked Oats	$ 1.99 / lb $ 2.99	33	2.2	13.7%
10.94 lbs / $ 16.08

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
1 oz	Northern Brewer1 oz Northern Brewer Hops	$ 2.78 / oz $ 2.78	Pellet	6.9	Boil	60 min	22.64	50%
1 oz	East Kent Goldings1 oz East Kent Goldings Hops	$ 1.67 / oz $ 1.67	Pellet	4.1	Boil	45 min	12.35	50%
2 oz / $ 4.45

Show Summary View

Amount	Variety	Cost	IBU	Bill %
1 oz	Northern Brewer (Pellet)	$ 2.78 / oz $ 2.78	22.64	50%
1 oz	East Kent Goldings (Pellet)	$ 1.67 / oz $ 1.67	12.35	50%
2 oz / $ 4.45

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
15.5 qt	Strike	166 °F	152 °F	50 min
2.5 qt	Infusion	212 °F	158 °F	10 min
5 gal	Fly Sparge	170 °F	170 °F	60 min
Starting Mash Thickness: 1.6 qt/lb Starting Grain Temp: 60 °F

Yeast

Lallemand - LALBREW® LONDON ENGLISH-STYLE ALE YEAST

Amount:	1 Each	Cost:	$ 5.39 / each $ 5.39
Attenuation (custom):	55%	Flocculation:	Low
Optimum Temp:	65 - 72 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 107 B cells required

$ 5.39 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.25 Volumes

Target Water Profile

Jeff M's Water Johns Creek

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
0	0	0	0	0	0
Mash Chemistry and Brewing Water Calculator

Notes

I would cut down to 1 pound oats next time to encourage better attenuation
And lower the IBUs to 32

View Count: 387
Brew Count: 1
Last Updated: 2023-03-17 14:22 UTC

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