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MichisCat Irish Oatmeal Stout

Method: All Grain
Style: Oatmeal Stout
Boil Time: 90 min
Batch Size: 75 liters (fermentor volume)
Pre Boil Size: 84.08 liters
Post Boil Size: 75 liters
Pre Boil Gravity: 1.038 (recipe based estimate)
Post Boil Gravity: 1.043 (recipe based estimate)
Efficiency: 60% (brew house)
Source: Rafael Seañez
Calories: 131 calories (Per 330ml)
Carbs: 13.1 g (Per 330ml)

Created: Saturday November 1st 2025

Original Gravity:

1.043

Final Gravity:

1.010

ABV (standard):

4.2%

IBU (tinseth):

24.5

SRM (morey):

31.6

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
13 kg	Avangard - Pale Ale Malt13 kg Pale Ale Malt	39	2	76%
0.90 kg	Weyermann - Roasted Barley0.9 kg Roasted Barley	29.9	432	5.3%
0.90 kg	Briess - Chocolate0.9 kg Chocolate	25	350	5.3%
0.25 kg	American - Caramel / Crystal 150L0.25 kg Caramel / Crystal 150L	33	150	1.5%
1.15 kg	Bestmalz - BEST Pilsen1.15 kg BEST Pilsen	37	1.9	6.7%
0.90 kg	Flaked Oats0.9 kg Flaked Oats	33	2.2	5.3%
17.10 kg / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
112 g	East Kent Goldings112 g East Kent Goldings Hops		Pellet	5.8	Boil	60 min	24.5	100%
112 g / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
112 g	East Kent Goldings (Pellet) 112 g East Kent Goldings (Pellet) Hops		24.5	100%
112 g / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
62.41 L		Strike	72 °C	67 °C	60 min
Starting Mash Thickness: 3.65 L/kg Starting Grain Temp: 20 °C

Yeast

Fermentis - Safale - English Ale Yeast S-04

Amount:	46 Grams	Cost:
Attenuation (avg):	75%	Flocculation:	High
Optimum Temp:	12 - 25 °C	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 281 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.75 Volumes

Target Water Profile

Balanced Profile

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

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2025-11-02 16:52 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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