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Romerolagus - Dubbel

Method: All Grain
Style: Belgian Dubbel
Boil Time: 60 min
Batch Size: 70 gallons (fermentor volume)
Pre Boil Size: 70.42 gallons
Post Boil Size: 70.5 gallons
Pre Boil Gravity: 1.049 (recipe based estimate)
Post Boil Gravity: 1.066 (recipe based estimate)
Efficiency: 75% (brew house)
Source: Genus Brewing & Supply
Hop Utilization: 94%
Calories: 217 calories (Per 12oz)
Carbs: 19.9 g (Per 12oz)

Created: Sunday January 4th 2026

Original Gravity:

1.066

Final Gravity:

1.013

ABV (alternate):

7.2%

IBU (tinseth):

20.3

SRM (morey):

16.4

Mash pH

5.2

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
88 lb	German - Pilsner88 lb Pilsner	38	1.6	57.5%
20 lb	Viking - Munich Dark Malt20 lb Munich Dark Malt	33	8.5	13.1%
6.50 lb	Special B6.5 lb Special B	34	115	4.2%
6 lb	Bestmalz - BEST Caramel Aromatic6 lb BEST Caramel Aromatic	34.5	19	3.9%
25 lb	Brown Sugar25 lb Brown Sugar - (late boil kettle addition)	45	15	16.3%
1 lb	Candi Syrup - Belgian Candi Syrup - D-2401 lb Belgian Candi Syrup - D-240 - (late boil kettle addition)	32	240	0.7%
1.50 lb	German - Carafa I1.5 lb Carafa I - (late mash tun addition)	32	340	1%
5 lb	German - Acidulated Malt5 lb Acidulated Malt	27	3.4	3.3%
153 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
4 oz	Magnum4 oz Magnum Hops	Pellet	15	Boil	60 min	15.48	40%
6 oz	Barbe Rouge6 oz Barbe Rouge Hops	Pellet	8.5	Boil	10 min	4.77	60%
10 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
4 oz	Magnum (Pellet)	15.48	40%
6 oz	Barbe Rouge (Pellet)	4.77	60%
10 oz / $ 0.00

Yeast

Imperial Yeast - B48 Triple Double

Amount:	12.73 Each	Cost:
Attenuation (avg):	74%	Flocculation:	Medium
Optimum Temp:	65 - 77 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 1496 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 3.5 Volumes

Target Water Profile

*Most Recent Genus H²O- Winter 2024

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: 2026-01-07 20:37 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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