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Historical London Brown Ale ( Mann's Clone)

Method: BIAB
Style: London Brown Ale
Boil Time: 30 min
Batch Size: 1 gallons (fermentor volume)
Pre Boil Size: 1.4 gallons
Post Boil Size: 1 gallons
Pre Boil Gravity: 1.028 (recipe based estimate)
Post Boil Gravity: 1.040 (recipe based estimate)
Efficiency: 60% (brew house)
Source: https://homebrewersassociation.org/zymurgy-article/london-brown-ale/
Hop Utilization: 99%
Calories: 135 calories (Per 12oz)
Carbs: 19 g (Per 12oz)

Created: Tuesday October 7th 2025

Original Gravity:

1.040

Final Gravity:

1.017

ABV (standard):

2.9%

IBU (tinseth):

20.0

SRM (morey):

27.9

Mash pH

5.2

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
16.50 oz	Crisp Malting - Extra Pale Malt16.5 oz Extra Pale Malt	38	1.9	63.9%
2.32 oz	United Kingdom - Wheat2.32 oz Wheat	37	2	9%
2.07 oz	United Kingdom - Crystal 55L2.07 oz Crystal 55L	34	55	8%
1.82 oz	Thomas Fawcett - Black Malt1.82 oz Black Malt	32	545	7%
3.11 oz	Lactose (Milk Sugar)3.11 oz Lactose (Milk Sugar)	41	1	12%
25.82 oz / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
2.80 g	Target2.804 g Target Hops		Pellet	11.5	Boil	30 min	20	100%
2.80 g / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
2.80 g	Target (Pellet) 2.804 g Target (Pellet) Hops		20	100%
2.80 g / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
1.4 gal		Infusion	162 °F	155 °F	30 min

Other Ingredients

Amount	Name	Type	Use	Time
2.81 g	Chalk	Water Agt	Mash	1 hr.
0.94 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
0.62 g	Epsom Salt	Water Agt	Mash	1 hr.
0.39 g	Gypsum	Water Agt	Mash	1 hr.
1.11 g	Baking Soda	Water Agt	Mash	1 hr.
2.95 ml	Lactic acid	Water Agt	Mash	10 min.

Yeast

Danstar - Windsor Ale Yeast

Amount:	1 Each	Cost:
Attenuation (avg):	72%	Flocculation:	Medium
Optimum Temp:	64 - 70 °F	Starter:	No
Fermentation Temp:	68 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 13 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.35 Volumes

Target Water Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
150	10	50	75	75	412.686
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

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Brews

Public: Yup, Shared
Last Updated: 2025-10-07 05:07 UTC

System Default

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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