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Rejuvenator Doppelbock

Name: Rejuvenator Doppelbock
Prep time: 60 min
Cook time: 90 min
Total time: 150 min
Yield: 3.5 gallons
Cuisine: Homebrewing
Ingredients: 6.5 lb Munich - Light 10L; 3 lb Standard 2-Row; 3 oz Melanoidin; 8 oz Caramel Malt - 40L; 3.5 oz Carafa II; 4 g Herkules Hops; 18 g Hallertau Mittelfruh Hops; 18 g Hallertau Mittelfruh Hops

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Method: BIAB
Style: Doppelbock
Boil Time: 90 min
Batch Size: 3.5 gallons (fermentor volume)
Pre Boil Size: 4.71 gallons
Post Boil Size: 3.75 gallons
Pre Boil Gravity: 1.061 (recipe based estimate)
Post Boil Gravity: 1.077 (recipe based estimate)
Efficiency: 70% (brew house)
Source: Inspector Jon
Hop Utilization: 93%
Calories: 252 calories (Per 12oz)
Carbs: 20 g (Per 12oz)

Created: Tuesday May 15th 2018

Original Gravity:

1.077

Final Gravity:

1.011

ABV (standard):

8.6%

IBU (tinseth):

25.3

SRM (morey):

22.9

Mash pH

5.5

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
6.50 lb	Gambrinus - Munich - Light 10L6.5 lb Munich - Light 10L	37.3	10	62.5%
3 lb	Rahr - Standard 2-Row3 lb Standard 2-Row	36.8	1.8	28.8%
3 oz	German - Melanoidin3 oz Melanoidin	37	25	1.8%
8 oz	Briess - Caramel Malt - 40L8 oz Caramel Malt - 40L	35.4	40	4.8%
3.50 oz	German - Carafa II3.5 oz Carafa II	32	425	2.1%
166.50 oz / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
4 g	Herkules4 g Herkules Hops	Pellet	14	First Wort	60 min	10.61	10%
18 g	Artisan - Hallertau Mittelfruh18 g Hallertau Mittelfruh Hops	Pellet	4	Boil	30 min	8.91	45%
18 g	Artisan - Hallertau Mittelfruh18 g Hallertau Mittelfruh Hops	Pellet	4	Aroma	15 min	5.75	45%
40 g / $ 0.00

Show Summary View

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
5.51 gal		Strike	156 °F	148 °F	60 min

Yeast

Fermentis - Saflager - German Lager Yeast W-34/70

Amount:	1 Each	Cost:
Attenuation (avg):	83%	Flocculation:	High
Optimum Temp:	48 - 72 °F	Starter:	Yes
Fermentation Temp:	60 °F	Pitch Rate:	2.0 (M cells / ml / ° P) 494 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Amount: 32g/gallon CO₂ Level: 3 Volumes

Target Water Profile

Placerville, CA, USA

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
3	1	5	1	0	12.7
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

1,176

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Brews

Public: Yup, Shared
Last Updated: 2026-08-29 23:34 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	IBU	Bill %
4 g	Herkules (Pellet) 4 g Herkules (Pellet) Hops	10.61	10%
36 g	Artisan - Hallertau Mittelfruh (Pellet)	14.66	90%
40 g / $ 0.00