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Robust Porter

Method: All Grain
Style: Robust Porter
Boil Time: 60 min
Batch Size: 31 gallons (fermentor volume)
Pre Boil Size: 32.54 gallons
Post Boil Size: 31 gallons
Pre Boil Gravity: 1.065 (recipe based estimate)
Post Boil Gravity: 1.069 (recipe based estimate)
Efficiency: 93% (brew house)
Source: Hannah
Calories: 232 calories (Per 12oz)
Carbs: 28.8 g (Per 12oz)

Created: Thursday May 22nd 2025

Original Gravity:

1.069

Final Gravity:

1.024

ABV (standard):

5.9%

IBU (tinseth):

34.4

SRM (morey):

33.6

Mash pH

5.3

Cost $

n/a

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Brew Log History

Target 68°F
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Carbs: {{ stats.carbs | number:1 }} g / 12oz

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Device Filter
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Fermentables

Amount	Fermentable	PPG	°L	Bill %
51.50 lb	United Kingdom - Maris Otter Pale51.5 lb Maris Otter Pale	38	3.75	83.1%
2.70 lb	Crisp Malting - Brown Malt2.7 lb Brown Malt	32.7	65	4.4%
2 lb	Thomas Fawcett - Black Malt2 lb Black Malt	32	545	3.2%
2 lb	United Kingdom - Crystal 60L2 lb Crystal 60L	34	60	3.2%
3.80 lb	American - Chocolate3.8 lb Chocolate	29	350	6.1%
62 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
7 oz	Challenger7 oz Challenger Hops	Pellet	8.5	Boil	60 min	31.77	63.6%
4 oz	Progress4 oz Progress Hops	Pellet	6.25	Boil	5 min	2.66	36.4%
11 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
7 oz	Challenger (Pellet)	31.77	63.6%
4 oz	Progress (Pellet)	2.66	36.4%
11 oz / $ 0.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
21.7 gal	Strike	164 °F	152 °F	45 min
	Infusion	210 °F	170 °F	5 min
	Vorlauf	170 °F	170 °F	10 min
26.4 gal	Sparge	170 °F	170 °F	--
Starting Mash Thickness: 1.4 qt/lb Starting Grain Temp: 65 °F

Yeast

White Labs - Dry English Ale Yeast WLP007

Amount:	1 Each	Cost:
Attenuation (custom):	64%	Flocculation:	Med-High
Optimum Temp:	65 - 70 °F	Starter:	Yes
Fermentation Temp:	68 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 691 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 1.9 Volumes

Target Water Profile

London (Porter, dark ales)

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
78.6	45	11.8	24.6	33	60.6
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2025-05-29 14:58 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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Robust Porter

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