Café Royal Cocktail Book by W. J. Tarling (1937, p.188)
| 0.25 part | cognac — Cognac | base |
| 0.13 part | curacao — Green Curaçao, Bols | base |
| 0.63 part | champagne — Champagne | other |
| 1 pinch | salt | other |
- Shake.
- Pour into a flat Champagne glass and add Champagne.
Invented by Jimmy Kettner.