AB
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Brew In A Bag Calculator
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Directions
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Green cells are to fill in as necessary. Blue cells are calculated values.
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The directions section is calculated as well and puts all the numbers into sentence form.
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Plug in your numbers under "Beer Info" and go.
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You can adjust grain absorption rate and boil off rate, in the constants section, if you know your numbers or just leave the default values in place.
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Beer Info
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5.75Final Batch Size (gallons) Add extra quart for kettle loss
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12.25Grain (lbs)
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1Boil Time (hours)
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152Desired Mash Temp (f)
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70Current Grain Temp (f)
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Brew Day Directions
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1Heat 7.62 gallons of water up to 158.6 degrees Fahrenheit
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2Add grain and stir
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3This should yield a total volume of 8.6 gallons at a temperature of 152 degrees Fahrenheit
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Constants (tweak as desired)
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1.25Boil off rate (gallons/hr)
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0.05Water absorption/lb grain (gallons) .08
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Calculate Required Volume
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1.25Boil Loss (gallons)
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0.61Absorption Loss (gallons)
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7.61Volume Needed (gallons)
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Mash Water Calculations
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30.45Total Quarts Needed
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7.61Gallons
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2.49Ratio (qts/lb)
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158.6Calculated Strike Water Temp (f)
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8.59Total Mash Volume (gallons)
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