Keep coffee recipes consistent with a simple calculator for dose, water in, beverage out, and target ratios across pour over, batch brew, AeroPress, French press, and espresso.
Standardize brews across shifts without guessing.
Switch units anytime and keep the same ratio logic.
Save favorite brews and revisit them without retyping.
Manage recipes you revisit on the brew ratio calculator.
Toolbox
Barista Calc keeps the interface simple so the important part is the recipe, not the spreadsheet.
Lock dose, brew water, and cup weight to a target ratio-pour over, batch, French press, AeroPress, or espresso.
Log yield, time, and taste notes-get plain-English next steps on grind and recipe until the shot sings.
Mix distilled or RO into café-style water: set GH/KH targets and batch size, get concentrate amounts to weigh.
Turn refractometer TDS % plus beverage weight into extraction yield-pair numbers with what you taste in the cup.
From dose + ratio → target yield, or from dose + yield → real ratio. The daily espresso math in one screen.
Pick final drink volume and ratio; get exact coffee dose and brew water (optional retention) for big batches.
Balance ice vs. hot brew for Japanese-style iced coffee-bold flavor, not a watered-down finish.
Brew a concentrate, then add water or milk to land on your target strength-AeroPress and batch-friendly.
Bring concentrate down to drinking strength: water or milk, your brew ratio, your target cup-exact dilution.
Rough mg from grams of coffee and brew style-handy for guests or personal limits (not lab precision).
Not sure whether to use water in or beverage out? Open the guide for typical starting ranges, method notes, and a quick explanation of what the numbers mean.
Jump to the brew ratio guide
Why it helps
Ratio gives teams a quick baseline. Once the baseline is consistent, tasting and dial-in choices get easier to discuss and easier to repeat.
Start recipes closer to the mark for common brew methods instead of relying on memory.
Save and revisit setups so another barista can brew from the same recipe without guessing.
See instantly whether a recipe is tighter or looser than your target before you retaste.
Ratio is one of the simplest ways to keep coffee brewing consistent, especially across staff, stations, or service times. It gives you a shared starting point before finer dial-in choices.
Once ratio is set, the cup still depends on grind, time, agitation, temperature, filter, and water chemistry. That is exactly why ratio matters: it removes one source of randomness so the rest of the adjustments are easier to read.
Save favorite recipes, share result links with your team, and use the calculator as a quick check whenever a brew tastes off but the recipe notes feel fuzzy.