Café Royal Cocktail Book by W. J. Tarling (1937, p.89)
| 1 dash | Angostura bitters | base |
| 0.5 part | brandy — cognac brandy or rye whisky | base |
| 0.5 part | Fernet — Fernet Branca | other |
| 2 dashes | syrup — plain sugar or gum syrup | sweetener |
- Stir, strain, and squeeze lemon peel on top.