Grolsch Imperial Lager - Beer Recipe - Brewer's Friend

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Grolsch Imperial Lager

177 calories 16.6 g 12 oz
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Beer Stats
Method: All Grain
Style: German Pilsner (Pils)
Boil Time: 90 min
Batch Size: 5.5 gallons (fermentor volume)
Pre Boil Size: 7.5 gallons
Pre Boil Gravity: 1.040 (recipe based estimate)
Efficiency: 70% (brew house)
Source: Online
Calories: 177 calories (Per 12oz)
Carbs: 16.6 g (Per 12oz)
Created: Monday November 23rd 2015
1.054
1.011
5.6%
36.7
4.2
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
10.25 lb German - Pilsner10.25 lb Pilsner 38 1.6 91.5%
0.65 lb American - Caramel / Crystal 10L0.65 lb Caramel / Crystal 10L 35 10 5.8%
0.30 lb German - Munich Light0.3 lb Munich Light 37 6 2.7%
11.20 lbs / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1 oz Northern Brewer1 oz Northern Brewer Hops Pellet 7.8 Boil 90 min 31.68 57.1%
0.50 oz Hallertau Hersbrucker0.5 oz Hallertau Hersbrucker Hops Pellet 4 Boil 15 min 3.77 28.6%
0.25 oz Saaz0.25 oz Saaz Hops Pellet 3.5 Boil 10 min 1.2 14.3%
1.75 oz / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
1 each Crushed Whirlfloc Other Boil 15 min.
5 oz Burton Brewing Salts Fining Other 0 min.
 
Yeast
White Labs - German Lager Yeast WLP830
Amount:
1 Each
Cost:
Attenuation (avg):
76.5%
Flocculation:
Medium
Optimum Temp:
50 - 55 °F
Starter:
Yes
Fermentation Temp:
40 °F
Pitch Rate:
1.5 (M cells / ml / ° P) 416 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
 
Target Water Profile
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
0 0 0 0 0 0
Add 5oz burton brewing salts prior to mash.
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
3.5 gal Heat strike water at 165.1 to mash at 150 Infusion -- 150 °F 60 min
3.79 gal Heat water to 150 to hold at 150 Infusion -- 150 °F 30 min
3 gal Heat water at 150 to hold at 150 Sparge -- 150 °F 15 min
Starting Mash Thickness: 1.25 qt/lb
Quick Water Requirements
Water Gallons  Quarts
Strike water volume at mash thickness of 1.25 qt/lb 3.5 14  
Mash volume with grains 4.4 17.6  
Grain absorption losses -1.4 -5.6  
Remaining sparge water volume (equipment estimates 5.97 g | 23.9 qt) 5.65 22.6  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 7.82 g | 31.3 qt) 7.5 30  
Boil off losses -2.25 -9  
Hops absorption losses (first wort, boil, aroma) -0.07 -0.3  
Post boil Volume 5.5 22  
Going into fermentor 5.5 22  
Total: 9.15 36.6
Equipment Profile Used: System Default
 
Notes
  1. Primary fermentation at basement temperature for two weeks
  2. Rack off to secondary, place in garage for two weeks
  3. Lager in refrigerator for three weeks
  4. Transfer to brite keg and carbonate at 14lbs
Last Updated and Sharing
 
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  • Public: Yup, Shared
  • Last Updated: 2015-11-24 13:04 UTC