Making recipes from targets and percentages
Updated! Beer Engine is a free, percentage-driven recipe calculator that runs in web browsers.
Beer engine legacy versions are still available: Beer engine - concise, Beer engine - FlexStyle, and DIY: making your own recipe calculators. Notice: The legacy software will be taken offline at the end of 2026. Download these files to your computer now if you want to continue using the older software.
Water
Mash processes
- Mash volume estimation: Can I mash it?
- Mash strike water temperature
- Mash step water additions
- Batch sparge water volume
- Diastatic power for mash conversion
- Decoction percentage
- Mash efficiency: Basic tutorial
- Mash efficiency: Advanced
- Grain bill calculations: percentages to weights based on yield using preset yield values
- Grain bill calculations: percentages to weights based on yield using coarse-grind, as-is values from malt data
- Grain bill calculations: percentages to weights based on yield using coarse-grind, dry-basis values from malt data
Hops and Yeast
Wort Gravity
- Increasing original gravity with malt extract
- Decreasing original gravity with water
- Parti-gyle blending: Combining two worts of different specific gravities
- Alcohol by volume or weight
- Alcohol after freeze distillation (eisbock, eisbier) or dilution
- Calorie and carbohydrate estimation
- Temperature corrections for adjusting specific gravity
- Convert specific gravity to Brix or Plato (and vice versa)
- Refractometer correction after fermentation
Packaging
- Priming with sugar
- Priming with sugar: Volume based upon liquid weight
- Priming with sugar: Pressurized fermentation (spunding valve)
- Priming with sugar: Dry priming - sugar amount per bottle
- Priming with unfermented wort (mit speise)
- Priming with unfermented wort (mit speise) when additional sugar is needed
- Priming with fermenting wort (kraeusening)
- Estimating the number of bottles that are needed
- Keg carbonation pressure calculator