Café Royal Cocktail Book by W. J. Tarling (1937, p.198)
| 1 dash | lemon juice — Lemon Juice | acid |
| 0.5 part | gin — Booth's Gin | base |
| 0.25 part | passion fruit juice — Passion Fruit Juice | dilution |
| 0.25 part | Cointreau | other |
- Shake.
Invented by J. W. Mellish.
St. Ermins Special
St. Ermins Special is Booth's gin with passion fruit juice, Cointreau, and a dash of lemon juice.