

Triple Sec
An orange-flavored liqueur used in countless cocktails, from the Margarita to the Cosmopolitan. Cointreau, the top-shelf standard-bearer for the style, is distilled in France from sweet and bitter orange peels and bottled at 40% alcohol in a 750 mL bottle.
Origin
France, developed in the 19th century as a clear, orange-flavored liqueur; Cointreau (first made in 1875) is the best-known bottling.
History
Triple sec was created as a refined, clear orange liqueur, distilled from a blend of sweet and bitter orange peels. Cointreau became its signature bottling and remains the benchmark most bartenders measure other triple secs against. The category became a cocktail staple during Prohibition and after, anchoring drinks like the Margarita, Sidecar, and Cosmopolitan, though quality varies enormously between premium bottlings and cheap bar-well versions.
Flavor profile
Sweet, citrusy orange peel character, ranging from bright and clean in better bottlings to syrupy and one-dimensional in cheaper ones.
Tasting notes
A good triple sec tastes like concentrated orange peel: bittersweet, bright, and clean, without much harsh alcohol burn. Cheaper bottlings can taste closer to orange candy or artificial syrup, and that difference shows up clearly in a finished cocktail.
Substitutes
- Cointreau, for a noticeably cleaner, more citrus-forward result in any recipe that calls for triple sec.
- Grand Marnier, for a richer, brandy-based orange liqueur with more depth.
- Orange curaçao, for a similar orange-peel character with a somewhat different, often less sweet, style.
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