Classic cocktail recipes follow consistent ratio patterns. Master the ratios and you can improvise.

CocktailBase spiritModifierAccentRatio
Old Fashioned2 oz bourbon/rye1/4 oz simple syrup2 dashes Angostura8:1:dash
Margarita2 oz tequila1 oz lime juice3/4 oz triple sec2:1:0.75
Daiquiri2 oz white rum1 oz lime juice3/4 oz simple syrup2:1:0.75
Manhattan2 oz rye whiskey1 oz sweet vermouth2 dashes Angostura2:1:dash
Negroni1 oz gin1 oz sweet vermouth1 oz Campari1:1:1
Whiskey Sour2 oz bourbon3/4 oz lemon3/4 oz simple syrup2:0.75:0.75
Martini2.5 oz gin/vodka0.5 oz dry vermouthOlive/lemon twist5:1
Gimlet2 oz gin3/4 oz lime juice3/4 oz simple syrup2:0.75:0.75
Mojito2 oz white rum1 oz lime juice3/4 oz simple + mint + soda2:1:0.75
Sidecar2 oz cognac1 oz triple sec3/4 oz lemon juice2:1:0.75

The golden ratios:

Sour: 2:1:0.75 (spirit : citrus : sweet)

Spirit-forward: 2:1:dash (spirit : modifier : bitters)

Equal parts: 1:1:1 (Negroni family)

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