The first cocktail ever created by a woman for a major bar — Ada Coleman invented this at the Savoy's American Bar around 1903. Gin, sweet vermouth, and a bold dash of Fernet-Branca make it unforgettable.

• Gin4.5 cl
• Sweet vermouth4.5 cl
• Fernet-Branca0.75 cl

1. 1Combine all ingredients in a mixing glass filled with ice.
2. 2Stir for 30 seconds until well chilled.
3. 3Strain into a chilled coupe glass.
4. 4Express an orange peel over the surface, then drop it in.
5. 5Serve immediately.