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SN Narwhal Clone

339 calories 31.3 g 12 oz
Beer Stats
Method: All Grain
Style: Russian Imperial Stout
Boil Time: 90 min
Batch Size: 5.5 gallons (fermentor volume)
Pre Boil Size: 7.5 gallons
Post Boil Size: 5.3 gallons
Pre Boil Gravity: 1.075 (recipe based estimate)
Efficiency: 57% (brew house)
Source: Chico Brewer
Calories: 339 calories (Per 12oz)
Carbs: 31.3 g (Per 12oz)
Created Sunday December 30th 2018
1.102
1.021
10.6%
53.4
50.0
5.0
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
23 lb Pale 2-Row23 lb Pale 2-Row 37 1.8 84.4%
1 lb German - Acidulated Malt1 lb Acidulated Malt 27 3.4 3.7%
1 lb American - Chocolate1 lb Chocolate 29 350 3.7%
0.75 lb American - Roasted Barley0.75 lb Roasted Barley 33 300 2.8%
0.50 lb American - Caramel / Crystal 60L0.5 lb Caramel / Crystal 60L 34 60 1.8%
0.50 lb Honey Malt0.5 lb Honey Malt 37 25 1.8%
0.50 lb US - American - Midnight Wheat Malt0.5 lb American - Midnight Wheat Malt 33 550 1.8%
27.25 lbs / 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1 oz Challenger1 oz Challenger Hops Pellet 5.5 Boil 60 min 15.21 33.3%
1 oz Magnum1 oz Magnum Hops Pellet 11.8 Boil 60 min 32.64 33.3%
1 oz Challenger1 oz Challenger Hops Pellet 5.5 Boil 10 min 5.52 33.3%
3 oz / 0.00
 
Mash Guidelines
Amount Description Type Temp Time
12.14 gal Single Infusion Infusion 155 °F 60 min
Starting Mash Thickness: 1.75 qt/lb
 
Other Ingredients
Amount Name Cost Type Use Time
1.50 tsp Calcium Chloride (dihydrate) Water Agt Mash 1 hr.
1 tsp Epsom Salt Water Agt Mash 1 hr.
2.50 tsp Gypsum Water Agt Mash 1 hr.
1 tsp Table Salt Water Agt Mash 1 hr.
 
Yeast
Fermentis - Safale - American Ale Yeast US-05
Amount:
2 Each
Cost:
Attenuation (avg):
81%
Flocculation:
Medium
Optimum Temp:
54 - 77 °F
Starter:
Yes
Fermentation Temp:
68 °F
Pitch Rate:
1.0 (M cells / ml / ° P) 504 B cells required
0.00 Yeast Pitch Rate and Starter Calculator
Priming
Method: co2       Amount: 5.99 psi       Temp: 38 °F       CO2 Level: 2 Volumes
 
Target Water Profile
Balanced Profile II
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
150 10 80 150 160 220
Mash Chemistry and Brewing Water Calculator
Quick Water Requirements
Water Gallons  Quarts
Total mash water needed 11.52 46.1  
Strike water volume at mash thickness of 1.75 qt/lb 11.92 47.7  
WARNING: Mash tun capacity exceeded.
Volume required: 14.1 gal. Reduce mash thickness
   
Grain absorption losses -3.41 -13.6  
WARNING: Strike volume exceeds total water needed, reduce mash thickness    
Mash Lauter Tun losses -0.25 -1  
Amount going into kettle 7.86 31.5  
Boil off losses -2.25 -9  
Hops absorption losses -0.11 -0.5  
Amount going into fermentor 5.5 22  
Total: 11.71 46.8
 
Notes

This is an attempt at Sierra Nevada Narwhal. I'll bottle it and drink some fresh and oak/bourbon some for aging.

From the Sierra Nevada Web Site:

Alcohol Content 10.2% by volume
Beginning gravity 24.2° plato (1.102)
Ending Gravity 6.6° plato (1.026)
Bitterness Units 60

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  • Last Updated: 2020-10-27 02:30 UTC