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Marley's Doppelbark

236 calories 20 g 12 oz
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Beer Stats
Method: All Grain
Style: Doppelbock
Boil Time: 60 min
Batch Size: 5.5 gallons (fermentor volume)
Pre Boil Size: 8.57 gallons
Post Boil Size: 7.25 gallons
Pre Boil Gravity: 1.061 (recipe based estimate)
Post Boil Gravity: 1.072 (recipe based estimate)
Efficiency: 70% (brew house)
Calories: 236 calories (Per 12oz)
Carbs: 20 g (Per 12oz)
Created: Saturday August 1st 2026
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1.072
1.012
7.9%
23.1
19.2
5.1
7.24
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
10.78 lb Admiral - Admiral's Hearth10.78 lb Admiral's Hearth 37 20 70%
2.69 lb Admiral - Maiden Voyage2.69 lb Maiden Voyage $ 1.37 / lb
$ 3.69 		37 3 17.5%
1.92 lb Admiral - Feldblume1.92 lb Feldblume $ 1.55 / lb
$ 2.98 		37 2.5 12.5%
15.39 lbs / $ 6.66
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1 oz Yakima Valley Hops - Saaz1 oz Saaz Hops Pellet 5.9 Boil 30 min 14.15 57.1%
0.75 oz Yakima Valley Hops - GR Tettnanger0.75 oz GR Tettnanger Hops Pellet 3.8 Boil 60 min 8.9 42.9%
1.75 oz / $ 0.00
 
Yeast
Fermentis - Saflager - German Lager Yeast W-34/70
Amount:
1 Each
Cost:
$ 0.58 / g
$ 0.58
Attenuation (avg):
83%
Flocculation:
High
Optimum Temp:
48 - 72 °F
Starter:
No
Fermentation Temp:
48 °F
Pitch Rate:
1.5 (M cells / ml / ° P) 547 B cells required
$ 0.58 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.65 Volumes
 
Target Water Profile
Munich (Dark Lager)
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
82 20 4 2 16 320
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
6.02 gal Strike 109 °F 104 °F 60 min
4.01 gal Sparge 168 °F 168 °F 15 min
Starting Mash Thickness: 1.5 qt/lb
Starting Grain Temp: 68 °F
Quick Water Requirements
Water Gallons  Quarts
Strike water volume at mash thickness of 1.5 qt/lb 5.77 23.1  
Mash volume with grains 7 28  
Grain absorption losses -1.92 -7.7  
Remaining sparge water volume (equipment estimates 3.47 g | 13.9 qt) 4.97 19.9  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 7.07 g | 28.3 qt) 8.57 34.3  
Boil off losses -1.5 -6  
Hops absorption losses (first wort, boil, aroma) -0.07 -0.3  
Post boil Volume (equipment estimates 5.5 g | 22 qt) 7.25 29  
WARNING: Exceeded batch size - reduce boil size    
Going into fermentor (equipment estimates 7.25 g | 29 qt) 5.5 22  
Total: 10.74 43
Equipment Profile Used: System Default
 
Notes

Decoction mash with rests at 104°F (40°C), 126°F (52°C), 144°F (62°C), 155°F (68°C), 162°F (72°C). Step by pulling 25% of mash, boiling for 10 minutes, and remixing with main mash to hit step temperatures. Mash out at 172°F (78°C). Boil 90 minutes. Ferment for seven days at 48°F (9°C), lower to 43°F (6°C) for four days, then reduce temperature by 2°F (1°C) a day until at 32°F (0°C). Lager for six weeks.

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  • Last Updated: 2026-08-16 18:59 UTC