Café Royal Cocktail Book by W. J. Tarling (1937, p.219)
| 0.25 part | lemon juice — Lemon Juice | acid |
| 0.5 part | Benedictine | base |
| 0.25 part | rum — 2-Dagger Rum | base |
| 1 dash | Angostura bitters — Angostura Bitters | bitter |
| 1 dash | curacao — Orange Curaçao | modifier |
- Shake.
Invented by E. C. Chisnall.