BrianBrews

Recipe calculator

Enter your batch, grain bill, and hop schedule. ABV, color, and bitterness update live. Save a recipe to pick it back up later.

Batch & process

Batch Sparge

gal
SG

optional

SG

optional

%

70–75%

qt/lb

1.25–2 qt/lb

°F

150–156°F

SG

hop util

Strike temp
163.8°F
Strike volume
3.75 gal
Mash volume
4.53 gal

Calculated for grain at 72°F. Sparge water ≈ 175°F · Sac rest 60–90 min.

Fermentables

Grain bill drives gravity & color

Weight
lb
Color
°L
Potential
SG
Efficiencymash %
%
Weight
lb
Color
°L
Potential
SG
Efficiencymash %
%

Hops

Additions drive bitterness (IBU)

Weight
oz
Alpha acid
%
Time
min
Use
Utilization 24.2%Contributes 21.7 IBU
Weight
oz
Alpha acid
%
Time
min
Use
Utilization 12.0%Contributes 9.9 IBU
Weight
oz
Alpha acid
%
Time
min
Use
Utilization 4.8%Contributes 4.0 IBU

Yeast

Sets attenuation → FG & ABV

Wyeast, SafAle, SafLager — or type your own

%

apparent

Other ingredients

No gravity or bitterness impact

Spices, finings, water salts — anything that doesn't add gravity or bitterness.

Recipe notes

Fermentation tracking

Log gravity over time vs. target FG

1.0541.0301.005target FG 1.010Log readings to plot your fermentation

Unit converters

Quick reference helpers

Specific gravity → °Plato

SG

12.39 °Plato

°Lovibond → SRM

°L

10.1 SRM

Reverse: 1.040 SG = 10 °P · 7.9 °L = 10 SRM

OG
1.050
FG
1.010
ABV
5.3%
SRM
8.0
IBU
36
BU/GU
0.71
Grain bill: 10.00 lbLive results

BJCP style

Compare your recipe to a style

4/5 in range
  • OG1.050target 1.0451.060in range
  • FG1.010target 1.0101.015below
  • IBU36target 3050in range
  • SRM8target 510in range
  • ABV5.3%target 4.5%6.2%in range

Save & export

Cloud, XML file, or brew-day sheet

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