Café Royal Cocktail Book by W. J. Tarling (1937, p.58)
| 4 dashes | lemon juice | acid |
| 0.5 part | gin — Gordon's gin | base |
| 0.25 part | rum — white rum | base |
| 0.25 part | Forbidden Fruit — forbidden fruit liqueur | modifier |
| 4 dashes | Grenadine | sweetener |
- Shake.
Close Harmony is Gordon's gin, white rum, forbidden fruit liqueur, lemon juice, and grenadine.
Café Royal Cocktail Book by W. J. Tarling (1937, p.58)
| 4 dashes | lemon juice | acid |
| 0.5 part | gin — Gordon's gin | base |
| 0.25 part | rum — white rum | base |
| 0.25 part | Forbidden Fruit — forbidden fruit liqueur | modifier |
| 4 dashes | Grenadine | sweetener |
See also: Harmony