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Oatmeal Stout

Method: All Grain
Style: Oatmeal Stout
Boil Time: 60 min
Batch Size: 10.5 liters (fermentor volume)
Pre Boil Size: 12 liters
Post Boil Size: 11 liters
Pre Boil Gravity: 1.052 (recipe based estimate)
Post Boil Gravity: 1.057 (recipe based estimate)
Efficiency: 95% (brew house)
Hop Utilization: 99%
Calories: 266 calories (Per 500ml)
Carbs: 28.3 g (Per 500ml)

Created: Saturday May 16th 2020

Original Gravity:

1.057

Final Gravity:

1.015

ABV (standard):

5.5%

IBU (tinseth):

35.0

SRM (morey):

35.4

Mash pH

5.5

Cost €

7.03

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Brew Log History

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Attenuation: {{ stats.attenuation | number:2 }}%

Calories: {{ stats.calories | number:1 }} / 500ml
Carbs: {{ stats.carbs | number:1 }} g / 500ml

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Device Filter
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Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
1.31 kg	Crisp Malting - Extra Pale Maris Otter1.31 kg Extra Pale Maris Otter	1.17 € / kg 1.53 €	37.5	2	63.3%
0.20 kg	Flaked Oats0.2 kg Flaked Oats	4.00 € / kg 0.80 €	33	2.2	9.7%
0.14 kg	United Kingdom - Chocolate0.14 kg Chocolate	2.00 € / kg 0.28 €	34	425	6.8%
0.14 kg	United Kingdom - Amber0.14 kg Amber	2.20 € / kg 0.31 €	32	27	6.8%
0.10 kg	United Kingdom - Crystal 90L0.095 kg Crystal 90L	2.20 € / kg 0.21 €	33	90	4.6%
0.10 kg	United Kingdom - Roasted Barley0.095 kg Roasted Barley	2.00 € / kg 0.19 €	29	550	4.6%
0.09 kg	Corn Sugar - Dextrose0.09 kg Corn Sugar - Dextrose	2.50 € / kg 0.23 €	42	0.5	4.3%
2.07 kg / 3.54 €

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
15 g	Magnum15 g Magnum Hops	0.03 € / g 0.49 €	Pellet	9.9	Boil	60 min	34.96	100%
15 g / 0.49 €

Show Summary View

Amount	Variety	Cost	IBU	Bill %
15 g	Magnum (Pellet) 15 g Magnum (Pellet) Hops	0.03 € / g 0.49 €	34.96	100%
15 g / 0.49 €

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
8.5 L	Strike	67 °C	68 °C	60 min
5 L	Batch Sparge	80 °C	77 °C	15 min
Starting Mash Thickness: 3 L/kg Starting Grain Temp: 20 °C

Other Ingredients

Amount	Name	Cost	Type	Use	Time
0.50 each	Protafloc Tablet		Fining	Boil	45 min.
0.50 each	Camden Tablet		Water Agt	Mash	0 min.

Yeast

Mangrove Jack - Empire Ale M15

Amount:	1 Each	Cost:	3.00 € / each 3.00 €
Attenuation (avg):	72.5%	Flocculation:	Med-High
Optimum Temp:	21 - 24 °C	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 52 B cells required

3.00 € Yeast Pitch Rate and Starter Calculator

Priming

Method: dextrose Amount: 52.5 g Temp: 20 °C CO₂ Level: 2 Volumes

Target Water Profile

Cork City

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
50	20	9	18	26	181.5
Mash Chemistry and Brewing Water Calculator

Notes

Poor attenuation across two different batches using 'S-04' and 'M15 Empire Ale Yeast', FG of ~1.020 in each case (barely 60% attenuation). Optimise mash temp in future batches and consider revising grain bill to increase diastatic power - maybe malted oats instead of flaked.

Last Updated and Sharing

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Brews

Public: Yup, Shared
Last Updated: 2021-10-31 17:39 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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Oatmeal Stout

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