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Imperial Sour

Method: All Grain
Style: Berliner Weisse
Boil Time: 60 min
Batch Size: 500 liters (fermentor volume)
Pre Boil Size: 508.18 liters
Pre Boil Gravity: 18.0 °P (recipe based estimate)
Post Boil Gravity: 18.3 °P (recipe based estimate)
Efficiency: 71.5% (brew house)
Calories: 232 calories (Per 330ml)
Carbs: 22.1 g (Per 330ml)

Created: Wednesday February 11th 2026

Original Gravity:

18.3 °P

Final Gravity:

4.1 °P

ABV (standard):

7.8%

IBU (tinseth):

12.7

SRM (morey):

4.8

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
100 kg	Dingemans - Pilsen100 kg Pilsen	36.8	1.7	58.8%
40 kg	Bestmalz - BEST Wheat Malt40 kg BEST Wheat Malt	37.7	2.2	23.5%
20 kg	Rolled Oats20 kg Rolled Oats	33	2.2	11.8%
10 kg	Gladfield - Maltodextrin10 kg Maltodextrin	34.5	3	5.9%
170 kg / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
500 g	Nelson Sauvin500 g Nelson Sauvin Hops		Pellet	12.5	Boil	15 min	12.65	100%
500 g / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
500 g	Nelson Sauvin (Pellet) 500 g Nelson Sauvin (Pellet) Hops		12.65	100%
500 g / $ 0.00

Yeast

AEB - Fermoale AY4

Amount:	1 Each	Cost:
Attenuation (custom):	85%	Flocculation:	High
Optimum Temp:	17 - 25 °C	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 3206 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 1.9 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: 2026-02-13 16:05 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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