The Science of
the Perfect Pour.
Scale cocktails for parties without throwing off proportions, calculate real post-ice dilution ABV, and balance the classic 2 : 1 : 0.75 sour family skeleton with bartender precision.
The Golden Ratio
Master the 2 : 1 : 0.75 foundation that unites the Daiquiri, Whiskey Sour, Margarita, and Gimlet.
Dilution Is an Ingredient
Batched drinks need 15–25% water added to mimic the ice melt that shaking and stirring provide.
Guest Safety & ABV
Model precise US standard drinks per serving so your party stays joyful, safe, and perfectly paced.
Cocktail Ratio Tools
Batch bottles, measure alcohol percentages, and fine-tune sweetness.
Cocktail Batch Scaling Calculator
Scale any single-drink recipe to a pitcher — volumes, bottle counts, and the batching order.
Cocktail ABV & Standard Drinks Calculator
Drink strength from its recipe — ABV before and after dilution, and standard drinks per serving.
Batch Dilution Calculator
The water a pitcher needs to taste stirred — servings, container headroom, and storage notes.
Sour Balance Calculator
Read any sour-family recipe against the 2 : 1 : 0.75 skeleton — and fix it in 0.25 oz steps.
The Craft of the Cocktail
Essential reads on acid adjustment, ice dynamics, and batching etiquette.
The 2 : 1 : 0.75 Skeleton: One Ratio, Fifty Cocktails
Daiquiri, Margarita, Whiskey Sour, Gimlet — the sour family is one ratio in different clothes. Learn the skeleton and stop collecting recipes.
Dilution Is Part of the Recipe: What Ice Actually Does
Stirring adds 15–20% water and every classic assumes it. The physics of chill-and-dilute, and why batch cocktails fail without it.
Hosting Math: How Much Alcohol a Party Actually Drinks
Guests, hours, and pacing — the planning figures that fill the fridge correctly, with the standard-drink arithmetic underneath.