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Dad's Catfish (EJ Clone)

206 calories 17.9 g 12 oz
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Beer Stats
Method: All Grain
Style: American IPA
Boil Time: 75 min
Batch Size: 42 gallons (fermentor volume)
Pre Boil Size: 48.44 gallons
Post Boil Size: 44.5 gallons
Pre Boil Gravity: 1.058 (recipe based estimate)
Post Boil Gravity: 1.063 (recipe based estimate)
Efficiency: 73% (brew house)
Source: Off Main Brewing
Calories: 206 calories (Per 12oz)
Carbs: 17.9 g (Per 12oz)
Created: Friday February 28th 2025
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1.063
1.011
6.9%
74.8
8.2
5.4
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
42.83 lb American - Pale Ale42.83 lb Pale Ale 37 3.5 43%
39.84 lb American - Pilsner39.84 lb Pilsner 37 1.8 40%
5.75 lb Flaked Barley5.75 lb Flaked Barley 32 2.2 5%
6.50 lb American - Caramel / Crystal 40L6.5 lb Caramel / Crystal 40L 34 40 6%
5.58 lb American - Carapils (Dextrine Malt)5.58 lb Carapils (Dextrine Malt) 33 1.8 5%
100.50 lbs / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
3 oz Ekuanot3 oz Ekuanot Hops Pellet 14.25 Mash 60 min 3.58 4.3%
1 oz Simcoe1 oz Simcoe Hops Pellet 12.7 First Wort 60 min 6.13 1.4%
2 oz Simcoe2 oz Simcoe Hops Pellet 12.7 Boil 75 min 11.15 2.9%
2 oz Simcoe2 oz Simcoe Hops Pellet 12.7 Boil 30 min 8.2 2.9%
13 oz Chinook13 oz Chinook Hops Pellet 13 Whirlpool at 205 °F 15 min 14.77 18.8%
13 oz Simcoe13 oz Simcoe Hops Pellet 12.7 Whirlpool at 205 °F 15 min 14.43 18.8%
8 oz Calypso8 oz Calypso Hops Pellet 13 Whirlpool at 205 °F 15 min 9.09 11.6%
6 oz Ekuanot6 oz Ekuanot Hops Pellet 14.25 Whirlpool at 205 °F 15 min 7.47 8.7%
8 oz Citra8 oz Citra Hops Pellet 11 Dry Hop at 55 °F 3 days 11.6%
8 oz Azacca8 oz Azacca Hops Pellet 15 Dry Hop at 55 °F 3 days 11.6%
5 oz Yakima Valley Hops - Strata 5 oz Strata Hops Pellet 12 Dry Hop at 55 °F 3 days 7.2%
69 oz / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
13 g Calcium Chloride (anhydrous) Water Agt Mash 1 hr.
12 g Epsom Salt Water Agt Mash 1 hr.
55 g Gypsum Water Agt Mash 1 hr.
6 g Salt Water Agt Mash 1 hr.
0.30 oz Lactic acid Water Agt Mash 1 hr.
 
Yeast
Fermentis - Safale - German Ale Yeast K-97
Amount:
250 Grams
Cost:
Attenuation (avg):
81%
Flocculation:
High
Optimum Temp:
54 - 77 °F
Starter:
No
Fermentation Temp:
-
Pitch Rate:
1.0 (M cells / ml / ° P) 2455 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.25 Volumes
 
Target Water Profile
Light colored and hoppy
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
75 5 10 50 150 0
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
33 gal Strike 163 °F 152 °F 60 min
29 gal Sparge 168 °F 168 °F 15 min
Starting Mash Thickness: 1.5 qt/lb
Starting Grain Temp: 65 °F
Quick Water Requirements
Water Gallons  Quarts
WARNING: Boil kettle capacity (12 gal | 48 qt) exceeded. Volume required: 45.56 gal (182.25 qt). Suggest reducing initial water volume to 12 gal (48 qt) and adding 33.56 gal (134.25 qt) sparge/top-off.    
WARNING: Mash tun capacity exceeded. Volume required: 45.62 gal (182.46 qt). Suggest reducing strike water volume to 4.07 gal (16.29 qt) and adding 33.62 gal (134.46 qt) sparge/top-off. 37.69 150.8  
Strike water volume at mash thickness of 1.5 qt/lb 37.69 150.8  
Mash volume with grains 45.62 182.5  
Grain absorption losses -12.56 -50.3  
Hops absorption losses (mash) -0.11 -0.5  
Remaining sparge water volume (equipment estimates 20.8 g | 83.2 qt) 23.68 94.7  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 45.56 g | 182.3 qt) 48.44 193.8  
Boil off losses -1.88 -7.5  
Hops absorption losses (first wort, boil, aroma) -0.19 -0.8  
Post boil Volume (equipment estimates 43.5 g | 174 qt) 44.5 178  
Hops absorption losses (whirlpool, hop stand) -1.5 -6  
WARNING: Exceeded batch size - reduce boil size    
Going into fermentor (equipment estimates 43 g | 172 qt) 42 168  
Total: 61.37 245.5
Equipment Profile Used: System Default
"Dad's Catfish (EJ Clone)" American IPA beer recipe by Off Main Brewing. All Grain, ABV 6.85%, IBU 74.83, SRM 8.21, Fermentables: (Pale Ale, Pilsner, Flaked Barley, Caramel / Crystal 40L, Carapils (Dextrine Malt)) Hops: (Ekuanot, Simcoe, Chinook, Calypso, Citra, Azacca, Strata ) Other: (Calcium Chloride (anhydrous), Epsom Salt, Gypsum, Salt, Lactic acid)
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  • Last Updated: 2025-03-05 20:03 UTC