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Hjernekiler

7848 calories 690.6 g 19 L
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Beer Stats
Method: All Grain
Style: Blonde Ale
Boil Time: 60 min
Batch Size: 28 liters (fermentor volume)
Pre Boil Size: 33 liters
Post Boil Size: 27 liters
Pre Boil Gravity: 1.039 (recipe based estimate)
Post Boil Gravity: 1.047 (recipe based estimate)
Efficiency: 65% (brew house)
Source: Jan Erik Johansen
Calories: 7848 calories (Per 19L)
Carbs: 690.6 g (Per 19L)
Created: Wednesday January 14th 2026
1.045
1.008
4.9%
49.4
3.5
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
3,300 g Viking - Pilsner Malt3300 g Pilsner Malt 37 1.9 58.9%
1,000 g Viking - Wheat Malt1000 g Wheat Malt 38 2.5 17.9%
1,000 g Dry Malt Extract - Extra Light1000 g Dry Malt Extract - Extra Light 42 2.5 17.9%
300 g Viking - Dextrine Malt300 g Dextrine Malt 33 1.8 5.4%
5,600 g / kr 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
50 g Cascade50 g Cascade Hops Pellet 7 Boil at 100 °C 60 min 35.15 35.7%
30 g Cascade30 g Cascade Hops Pellet 7 Boil 15 min 10.47 21.4%
30 g Cascade30 g Cascade Hops Pellet 7 Hop Stand at 100 °C 30 min 3.75 21.4%
30 g Citra30 g Citra Hops Pellet 11 Dry Hop 4 days 21.4%
140 g / kr 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
1 each Protafloc Fining Boil 15 min.
 
Yeast
Fermentis - Safale - American Ale Yeast US-05
Amount:
1 Each
Cost:
Attenuation (avg):
81%
Flocculation:
Medium
Optimum Temp:
12 - 25 °C
Starter:
No
Fermentation Temp:
19 °C
Pitch Rate:
0.35 (M cells / ml / ° P) 110 B cells required
kr 0.00 Yeast Pitch Rate and Starter Calculator
Priming
Method: co2       CO2 Level: 4.04 Volumes
 
Target Water Profile
Balanced Profile
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
0 0 0 0 0 0
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
24 L Infusion -- 67 °C 40 min
3 L Top Off 100 °C 70 °C 30 min
13 L Sparge -- 80 °C 10 min
Starting Mash Thickness: 3 L/kg
Quick Water Requirements
Water Liters
Strike water volume at mash thickness of 3 L/kg 13.8
Mash volume with grains (equipment estimates 15.7 L) 16.8
Grain absorption losses -4.6
Remaining sparge water volume (equipment estimates 24.2 L) 24.1
Mash Lauter Tun losses -0.9
Volume increase from sugar/extract (early additions) 0.6
Pre boil volume (equipment estimates 33.1 L) 33
Boil off losses -5.7
Hops absorption losses (first wort, boil, aroma) -0.4
Post boil Volume 27
Hops absorption losses (whirlpool, hop stand) -0.2
Top off amount 1.2
Going into fermentor 28
Total: 37.9  
Equipment Profile Used: System Default
"Hjernekiler" Blonde Ale beer recipe by Jan Erik Johansen. All Grain, ABV 4.88%, IBU 49.37, SRM 3.54, Fermentables: (Pilsner Malt, Wheat Malt, Dry Malt Extract - Extra Light, Dextrine Malt) Hops: (Cascade, Citra) Other: (Protafloc)
Last Updated and Sharing
 
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  • Public: Yup, Shared
  • Last Updated: 2026-03-11 10:01 UTC