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Screaming Weevil Oatmeal Stout

Method: BIAB
Style: Oatmeal Stout
Boil Time: 60 min
Batch Size: 3 gallons (fermentor volume)
Pre Boil Size: 4.56 gallons
Post Boil Size: 3.06 gallons
Pre Boil Gravity: 1.046 (recipe based estimate)
Post Boil Gravity: 1.069 (recipe based estimate)
Efficiency: 76.5% (brew house)
Source: Semper Sitientem
Calories: 228 calories (Per 12oz)
Carbs: 22.7 g (Per 12oz)

Created: Monday December 27th 2021

Original Gravity:

1.069

Final Gravity:

1.016

ABV (standard):

7.0%

IBU (tinseth):

43.0

SRM (morey):

42.1

Mash pH

5.5

Cost $

18.81

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Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
5.25 lb	Weyermann - Munich Type I5.25 lb Munich Type I	$ 1.85 / lb $ 9.71	38	6	71.2%
8 oz	Briess - Caramel Malt - 120L8 oz Caramel Malt - 120L	$ 2.25 / lb $ 1.13	34.5	120	6.8%
8 oz	Muntons - Chocolate Malt8 oz Chocolate Malt	$ 2.25 / lb $ 1.13	30.8	350	6.8%
8 oz	United Kingdom - Golden Naked Oats8 oz Golden Naked Oats	$ 2.75 / lb $ 1.38	33	10	6.8%
6 oz	Flaked Oats6 oz Flaked Oats	$ 0.06 / oz $ 0.36	33	2.2	5.1%
2 oz	German - Carafa II2 oz Carafa II	$ 1.95 / lb $ 0.24	32	425	1.7%
2 oz	Dingemans - Mroost 1400 MD (Debittered black malt)	$ 1.95 / lb $ 0.24	35	525	1.7%
118 oz / $ 14.19

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
0.75 oz	Cascade0.75 oz Cascade Hops	$ 2.35 / oz $ 1.76	Pellet	7.5	Boil	60 min	36.9	75%
0.25 oz	Cascade0.25 oz Cascade Hops	$ 2.35 / oz $ 0.59	Pellet	7.5	Boil	15 min	6.1	25%
1 oz / $ 2.35

Show Summary View

Amount	Variety	Cost	IBU	Bill %
1 oz	Cascade (Pellet)	$ 2.35 / oz $ 2.35	43	100%
1 oz / $ 2.35

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
4.6 gal		Infusion	155 °F	150 °F	75 min

Other Ingredients

Amount	Name	Cost	Type	Use	Time
0.50 tsp	Baking Soda	$ 0.02 / tsp $ 0.01	Water Agt	Mash	1 hr.
0.50 tsp	Calcium Chloride (dihydrate)	$ 0.17 / tsp $ 0.09	Water Agt	Mash	1 hr.
0.50 each	Campden Tablets	$ 0.10 / each $ 0.05	Water Agt	Mash	1 hr.
0.50 tsp	Gypsum	$ 0.14 / tsp $ 0.07	Water Agt	Mash	1 hr.
0.50 tsp	Irish Moss	$ 0.28 / tsp $ 0.14	Fining	Boil	15 min.
0.50 tsp	Yeast Nutrient	$ 0.05 / tsp $ 0.03	Other	Boil	15 min.
$ 0.38

Yeast

Fermentis - Safale - English Ale Yeast S-04

Amount:	5.75 Grams	Cost:	$ 0.33 / g $ 1.90
Attenuation (avg):	75%	Flocculation:	High
Optimum Temp:	54 - 77 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 67 B cells required

$ 1.90 Yeast Pitch Rate and Starter Calculator

Priming

Method: turbinado Amount: 2.7 oz Temp: 70 °F CO₂ Level: 2.5 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

Oats were toasted for 15 minutes @350, stirred, then toasted another 15 minutes. You’re trying to achieve a golden color to the oats.

Bakers yeast used as yeast nutrient.

Optional cacao nib addition: Create tincture by soaking 2.4 ozs. In vodka for 1 week. Dry nib for 4-5 days before packaging.

Recipe Photos

Last Updated and Sharing

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Brews

Public: Yup, Shared
Last Updated: 2022-11-11 01:02 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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