Grandpa Rocker - Beer Recipe - Brewer's Friend

Brewer's Friend

Print

Grandpa Rocker

324 calories 32.2 g 12 oz
Beer Stats
Method: All Grain
Style: Imperial IPA
Boil Time: 60 min
Batch Size: 5.4 gallons (fermentor volume)
Pre Boil Size: 6.12 gallons
Post Boil Size: 5.44 gallons
Pre Boil Gravity: 1.074 (recipe based estimate)
Post Boil Gravity: 1.097 (recipe based estimate)
Efficiency: 60% (brew house)
Source: Andrew
Calories: 324 calories (Per 12oz)
Carbs: 32.2 g (Per 12oz)
Created: Sunday June 11th 2023
1.097
1.023
9.7%
60.4
5.5
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
10 lb Prairie Malt - Two-Row Pale10 lb Two-Row Pale 39.1 2 51.9%
3.50 lb Flaked Oats3.5 lb Flaked Oats 33 2.2 18.2%
3 lb Dry Malt Extract - Pilsen3 lb Dry Malt Extract - Pilsen 42 2 15.6%
1 lb American - Carapils (Dextrine Malt)1 lb Carapils (Dextrine Malt) 33 1.8 5.2%
12 oz Cane Sugar12 oz Cane Sugar - (late boil kettle addition) 46 0 3.9%
8 oz Lactose (Milk Sugar)8 oz Lactose (Milk Sugar) - (late boil kettle addition) 41 1 2.6%
8 oz Maltodextrin8 oz Maltodextrin - (late boil kettle addition) 39 0 2.6%
19.25 lbs / 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
0.75 oz Citra0.75 oz Citra Hops Pellet 12.6 Boil at 212 °F 60 min 26.8 15.8%
0.25 oz Mosaic0.25 oz Mosaic Hops Pellet 11.7 Boil at 212 °F 60 min 8.29 5.3%
0.50 oz Citra0.5 oz Citra Hops Pellet 12.6 Boil at 212 °F 30 min 13.73 10.5%
0.25 oz Mosaic0.25 oz Mosaic Hops Pellet 11.7 Boil at 212 °F 30 min 6.37 5.3%
0.50 oz Citra0.5 oz Citra Hops Pellet 12.6 Whirlpool at 170 °F 0 min 2.62 10.5%
0.50 oz Yakima Valley Hops - Idaho 70.5 oz Idaho 7 Hops Pellet 12.4 Whirlpool at 170 °F 0 min 2.58 10.5%
0.50 oz Citra0.5 oz Citra Hops Pellet 12.6 Dry Hop Day 7 10.5%
0.25 oz Mosaic0.25 oz Mosaic Hops Pellet 11.7 Dry Hop Day 7 5.3%
0.25 oz Yakima Valley Hops - Idaho 70.25 oz Idaho 7 Hops Pellet 12.5 Dry Hop Day 7 5.3%
0.75 oz Citra0.75 oz Citra Hops Pellet 12.6 Dry Hop Day 14 15.8%
0.25 oz Yakima Valley Hops - Idaho 70.25 oz Idaho 7 Hops Pellet 12.5 Dry Hop Day 14 5.3%
4.75 oz / 0.00
 
Yeast
Fermentis - Safale - American Ale Yeast US-05
Amount:
2 Each
Cost:
Attenuation (avg):
81%
Flocculation:
Medium
Optimum Temp:
54 - 77 °F
Starter:
No
Fermentation Temp:
67 °F
Pitch Rate:
1.25 (M cells / ml / ° P) 591 B cells required
0.00 Yeast Pitch Rate and Starter Calculator
Priming
Method: dextrose       Amount: 3.6 oz       Temp: 67 °F       CO2 Level: 2.1 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
5.7 gal Steeping 160 °F 160 °F 45 min
0.5 gal Sparge 170 °F 170 °F --
Starting Mash Thickness: 1.75 qt/lb
Starting Grain Temp: 70 °F
Quick Water Requirements
Water Gallons  Quarts
Strike water volume at mash thickness of 1.75 qt/lb 6.34 25.4  
Mash volume with grains 7.5 30  
Grain absorption losses -1.81 -7.3  
Remaining sparge water volume (equipment estimates 2.35 g | 9.4 qt) 1.61 6.4  
Mash Lauter Tun losses -0.25 -1  
Volume increase from sugar/extract (early additions) 0.23 0.9  
Pre boil volume (equipment estimates 6.87 g | 27.5 qt) 6.12 24.5  
Volume increase from sugar/extract (late additions) 0.14 0.5  
Boil off losses -1.5 -6  
Hops absorption losses (first wort, boil, aroma) -0.07 -0.3  
Post boil Volume 5.44 21.8  
Hops absorption losses (whirlpool, hop stand) -0.04 -0.2  
WARNING: Exceeded batch size - reduce boil size    
Going into fermentor 5.4 21.6  
Total: 7.95 31.8
Equipment Profile Used: System Default
 
Notes

Cover pot during steeping.
Uncover during boil.
Whirpool hops from 170 -> 150 degrees.
1.094 OG
1.025 FG
3.5oz priming sugar

Last Updated and Sharing
 
105
Views
1
Brews
Recipe QR Code
  • Public: Yup, Shared
  • Last Updated: 2024-03-11 22:18 UTC