Café Royal Cocktail Book by W. J. Tarling (1937, p.123)
| lemon peel — lemon | acid | |
| 0.5 part | bourbon — Seagram's Bourbon | base |
| 0.25 part | dry vermouth — French vermouth | modifier |
| 0.25 part | sweet vermouth — Martini sweet vermouth | modifier |
- Mix.
Invented by Harry Craddock.