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Châtaigne

Name: Châtaigne
Prep time: 65 min
Cook time: 90 min
Total time: 155 min
Yield: 3000 liters
Cuisine: Homebrewing
Ingredients: 300 kg Finest Maris Otter; 200 kg Flaked Oats; 100 kg Wheat Malt; 50 kg Chocolate; 50 kg Dark Wheat; 50 kg Low Colour Chocolate; 50 kg BEST Caramel Amber; 25 kg Black Malt; 3 kg Nugget Hops

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Method: All Grain
Style: Oatmeal Stout
Boil Time: 90 min
Batch Size: 3000 liters (fermentor volume)
Pre Boil Size: 3100 liters
Pre Boil Gravity: 16.3 °P (recipe based estimate)
Post Boil Gravity: 16.8 °P (recipe based estimate)
Efficiency: 85% (brew house)
Calories: 215 calories (Per 330ml)
Carbs: 25.8 g (Per 330ml)

Created: Monday November 3rd 2025

Original Gravity:

16.8 °P

Final Gravity:

5.7 °P

ABV (standard):

6.1%

IBU (tinseth):

32.7

EBC (ebcmorey):

81.6

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	EBC	Bill %
300 kg	Crisp Malting - Finest Maris Otter300 kg Finest Maris Otter	36.8	4.91	36.4%
200 kg	Flaked Oats200 kg Flaked Oats	33	4.37	24.2%
100 kg	Malteurop - Wheat Malt100 kg Wheat Malt	38	7.84	12.1%
50 kg	United Kingdom - Chocolate50 kg Chocolate	34	1132.64	6.1%
50 kg	German - Dark Wheat50 kg Dark Wheat	39	15.85	6.1%
50 kg	Warminster Maltings - Low Colour Chocolate50 kg Low Colour Chocolate	32.6	470.84	6.1%
50 kg	Bestmalz - BEST Caramel Amber50 kg BEST Caramel Amber	34	65.22	6.1%
25 kg	American - Black Malt25 kg Black Malt	28	1332.78	3%
825 kg / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
3 kg	Nugget3 kg Nugget Hops		Pellet	14	Boil	90 min	32.73	100%
3 kg / $ 0.00

Show Summary View

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
2475 L	Beta	Strike	69 °C	64 °C	40 min
	Alpha	Temperature	72 °C	72 °C	20 min
	Inhibition	Temperature	--	78 °C	5 min
1486.73 L	Sparge	Sparge	--	78 °C	--
Starting Mash Thickness: 3 L/kg Starting Grain Temp: 10 °C

Other Ingredients

Amount	Name	Cost	Type	Use	Time
300 kg	Chestnut puree		Flavor	Secondary	3 days

Yeast

Lallemand - Windsor

Amount:	2.50 Kilograms	Cost:
Attenuation (avg):	65%	Flocculation:	Low
Optimum Temp:	15 - 22 °C	Starter:	No
Fermentation Temp:	20 °C	Pitch Rate:	0.75 (M cells / ml / ° P) 37783 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2 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

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Brews

Public: Yup, Shared
Last Updated: 2026-03-13 15:17 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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Amount	Variety	Cost	IBU	Bill %
3 kg	Nugget (Pellet) 3 kg Nugget (Pellet) Hops		32.73	100%
3 kg / $ 0.00