Café Royal Cocktail Book by W. J. Tarling (1937, p.152)
| 0.17 part | lemon juice | acid |
| 0.5 part | Canadian whisky — Canadian Club whisky | base |
| 1 unit | egg white — white of 1 egg | base |
| 0.17 part | dry vermouth — French vermouth | modifier |
| 0.17 part | sweet vermouth — Martini sweet vermouth | modifier |
- Shake and strain into a medium size glass.