from PDT
Dry-shake, then shake with ice and strain into a chilled egg coupe. Garnish with 2 spritzes of Angostura Bitters over a PDT stencil.
A mist of Angostura bitters contributes an aromatic garnish and a rusty hue to John deBary's vanilla- and-almond-accented rhum sour. —John deBary, Winter 2008