Manual del Cantinero by John Escalante (1915, p.2)

1 tsppowdered sugar — Azúcar en polvobase
1Scotch whisky — Whiskey (Scotch) Escocésbase
dashbitters — Bittersbitter
  1. Half-fill the shaker with ice.
  2. Add the ingredients, shake until well frapped, strain into a small glass, and serve with two olives.

Garnish: Two olives

Ice: Ice