Purple Sweet Potato and Pea Flower Ale - Beer Recipe - Brewer's Friend

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Purple Sweet Potato and Pea Flower Ale

459136 calories 46358.5 g 1000 L
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Beer Stats
Method: All Grain
Style: Alternative Sugar Beer
Boil Time: 60 min
Batch Size: 1170 liters (fermentor volume)
Pre Boil Size: 1300 liters
Post Boil Size: 1250 liters
Pre Boil Gravity: 11.8 °P (recipe based estimate)
Post Boil Gravity: 12.3 °P (recipe based estimate)
Efficiency: 59% (brew house)
Source: Isaiah
Calories: 459136 calories (Per 1000L)
Carbs: 46358.5 g (Per 1000L)
Created: Monday February 24th 2025
12.3 °P
3.0 °P
5.0%
14.9
4.3
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
250 kg Rahr - Premium Pilsner250 kg Premium Pilsner 36.8 1.75 75.8%
25 kg Bestmalz - BEST Chit Malt25 kg BEST Chit Malt 23 1.4 7.6%
55 kg LINC Malt - Purple Egyptian Pale55 kg Purple Egyptian Pale 36.1 3.5 16.7%
330 kg / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1,000 g East Kent Goldings1000 g East Kent Goldings Hops Pellet 5 Boil 60 min 11.08 58.8%
700 g East Kent Goldings700 g East Kent Goldings Hops Pellet 5 Boil 15 min 3.85 41.2%
1,700 g / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
139 kg Purple Sweet potato Other Mash 1 hr.
100 ml Lactic acid Water Agt Mash 1 hr.
100 g Calcium Chloride (anhydrous) Water Agt Mash 1 hr.
100 g Gypsum Water Agt Mash 0 min.
100 g pea flower Herb Whirlpool 15 min.
500 ml Biofine Clear Fining Secondary 4 days
 
Yeast
Fermentis - Safale - English Ale Yeast S-04
Amount:
1,000 Grams
Cost:
Attenuation (avg):
75%
Flocculation:
High
Optimum Temp:
12 - 25 °C
Starter:
No
Fermentation Temp:
20 °C
Pitch Rate:
1.0 (M cells / ml / ° P) 14353 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
Method: co2       Amount: 0.63 bar       CO2 Level: 2.6 Volumes
 
Target Water Profile
Balanced Profile
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
80 5 25 75 80 100
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
600 L Strike 81 °C 63 °C 60 min
Starting Mash Thickness: 2.3 L/kg
Starting Grain Temp: 20 °C
Quick Water Requirements
Water Liters
WARNING: Boil kettle capacity (45.4 L) exceeded. Volume required: 1184.2 L. Suggest reducing initial water volume to 45.4 L and adding 1138.8 L sparge/top-off.  
WARNING: Mash tun capacity exceeded. Volume required: 976.8 L 759
Strike water volume at mash thickness of 2.3 L/kg 759
Mash volume with grains 976.8
Grain absorption losses -330
Remaining sparge water volume (equipment estimates 756.1 L) 871.9
Mash Lauter Tun losses -0.9
Pre boil volume (equipment estimates 1184.2 L) 1300
Boil off losses -5.7
Hops absorption losses (first wort, boil, aroma) -8.5
Post boil Volume (equipment estimates 1170 L) 1250
WARNING: Exceeded batch size - reduce boil size  
Going into fermentor (equipment estimates 1250 L) 1170
Total: 1630.9  
Equipment Profile Used: System Default
 
Notes

Purple Malt is a stand-in for the sweet potato sugar contribution.

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  • Last Updated: 2025-02-24 23:16 UTC