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Stubbornfest

148 calories 14.4 g 12 oz
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Beer Stats
Method: All Grain
Style: Oktoberfest/Märzen
Boil Time: 90 min
Batch Size: 144 gallons (fermentor volume)
Pre Boil Size: 154 gallons
Post Boil Size: 144 gallons
Pre Boil Gravity: 1.043 (recipe based estimate)
Post Boil Gravity: 1.045 (recipe based estimate)
Efficiency: 89% (brew house)
Source: Stubborn German Brewing Company
Calories: 148 calories (Per 12oz)
Carbs: 14.4 g (Per 12oz)
Created: Sunday December 28th 2014
1.045
1.010
4.6%
23.3
7.7
5.5
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
72.37 lb German - Pilsner72.37 lb Pilsner 38 1.6 34.9%
62.13 lb Munich - Light 10L62.13 lb Munich - Light 10L 33 10 30%
41.36 lb German - Vienna41.36 lb Vienna 37 4 19.9%
20.68 lb Flaked Barley20.68 lb Flaked Barley 32 2.2 10%
10.80 lb German - CaraMunich III10.8 lb CaraMunich III 34 57 5.2%
207.34 lbs / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
13.10 oz Magnum13.1 oz Magnum Hops Pellet 12.6 Boil 60 min 23.3 49.8%
13.20 oz Hallertau Mittelfruh13.2 oz Hallertau Mittelfruh Hops Pellet 3.8 Boil 0 min 50.2%
26.30 oz / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
30.80 g Chalk Water Agt Mash 1 hr.
35.20 g Calcium Chloride (dihydrate) Water Agt Mash 1 hr.
29.71 g Epsom Salt Water Agt Mash 1 hr.
39.60 g Gypsum Water Agt Mash 1 hr.
6.60 g Table Salt Water Agt Mash 1 hr.
75.91 g Magnesium Chloride Water Agt Mash 1 hr.
Priming
CO2 Level: 2.65 Volumes
 
Target Water Profile
Munich (decarbonated)
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
40 20 4 75 52 29
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
Infusion -- 150 °F 60 min
Starting Mash Thickness: 1.5 qt/lb
Quick Water Requirements
Water Gallons  Quarts
WARNING: Boil kettle capacity (12 gal | 48 qt) exceeded. Volume required: 147.24 gal (588.95 qt). Suggest reducing initial water volume to 12 gal (48 qt) and adding 135.24 gal (540.95 qt) sparge/top-off.    
WARNING: Mash tun capacity exceeded. Volume required: 94.34 gal (377.36 qt) 77.75 311  
Strike water volume at mash thickness of 1.5 qt/lb 77.75 311  
Mash volume with grains 94.34 377.4  
Grain absorption losses -25.92 -103.7  
Remaining sparge water volume (equipment estimates 95.65 g | 382.6 qt) 102.42 409.7  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 147.24 g | 588.9 qt) 154 616  
Boil off losses -2.25 -9  
Hops absorption losses (first wort, boil, aroma) -0.99 -3.9  
Post boil Volume 144 576  
Going into fermentor 144 576  
Total: 180.17 720.7
Equipment Profile Used: System Default
"Stubbornfest" Oktoberfest/Märzen beer recipe by Stubborn German Brewing Company. All Grain, ABV 4.61%, IBU 23.3, SRM 7.66, Fermentables: (Pilsner, Munich - Light 10L, Vienna, Flaked Barley, CaraMunich III) Hops: (Magnum, Hallertau Mittelfruh) Other: (Chalk, Calcium Chloride (dihydrate), Epsom Salt, Gypsum, Table Salt, Magnesium Chloride)
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  • Last Updated: 2026-06-01 15:12 UTC