BOBBY BURNS

Waldorf Astoria, New York, ~1895.

COUPE
ETHANOL 21 G148 KCAL FROM ETHANOL3.65 OZ SERVED

SPEC

1½ oz · 45 mlBLENDED SCOTCH40 %
1½ oz · 45 mlSWEET VERMOUTH16 %
1 barspoonBENEDICTINE40 %

1 oz taken as 30 ml in the metric column.

METHOD

  1. 01STIR ALL INGREDIENTS WITH ICE
  2. 02STRAIN INTO A CHILLED COUPE
  3. 03GARNISH WITH A LEMON TWIST

1 oz taken as 30 ml in the metric column.

STRENGTH // WORKED

Pre-batch3.17 oz mixed with ice, 0.91 oz of it pure alcohol
MeltStirred: +15 % of the pre-batch, +0.48 oz of water
Served3.17 + 0.48 = 3.65 oz in the glass
Strength0.91 ÷ 3.65 = 24.9 % ABV as served
Ethanol0.91 oz × 29.57 ml × 0.789 g/ml = 21 g · about 148 kcal from the alcohol alone

IN THE GLASS

VANILLIN

FROM SCOTCH · from oak barrel aging

Formula
C₈H₈O₃
Mass
152.15 g/mol
IUPAC
4-hydroxy-3-methoxybenzaldehyde

Bourbon's fingerprint, extracted from the charred American oak the law requires for aging. Same molecule as the vanilla bean's signature, so a well-aged bourbon legitimately tastes like vanilla. Chemistry, not metaphor. Cognac, aged rum, tequila reposado all extract vanillin from oak too. Different barrels, same molecule.

GENTIOPICROSIDE

FROM VERMOUTH + BENEDICTINE

Formula
C₁₆H₂₀O₉
Mass
356.33 g/mol
IUPAC
(3S,4R)-4-ethenyl-3-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one

The bitter from gentian root, used across Campari, Aperol, sweet vermouth, Angostura, and most amari. Bitter compounds activate TAS2R taste receptors that evolved to detect plant alkaloids. The same machinery that makes broccoli taste bad to children also makes a Negroni taste like an adult ordered it.

CHEMISTRY

Scotch, sweet vermouth and a whisper of Benedictine. Scotch and vermouth are in equal parts, with Benedictine's honey-herbal 27-botanical blend adding a soft sweetness. Usually tied to the 18th-century Scottish poet.

PROVENANCE

Usually said to be named for Robert Burns, the Scottish national poet whose work, particularly Auld Lang Syne, was being widely commemorated at the turn of the century. The Waldorf's chronicler Albert Stevens Crockett suspected a cigar salesman of that name instead. Some versions substitute Drambuie for Benedictine; the 1930 Savoy Cocktail Book's recipe (Harry Craddock's) uses Benedictine.

WHISKEY // NEARBY