Café Royal Cocktail Book by W. J. Tarling (1937, p.225)
| 0.5 orange | orange juice — Orange Juice | acid |
| 0.5 lemon | lemon juice — Lemon Juice | base |
| 1 glass | sloe gin — Sloe-Gin | base |
| Soda water — Syphon Soda Water | dilution | |
| 1 unit | egg white — White of 1 Egg | other |
| 1 teaspoon | sugar — Sugar | sweetener |
- Shake with ice, strain into a tumbler, and fill with syphon soda water.
Ice: Ice