Café Royal Cocktail Book by W. J. Tarling (1937, p.88)
| 0.5 part | Irish whisky — Irish whisky | base |
| 1 dash | orange bitters | bitter |
| 0.5 part | sweet vermouth — Martini sweet vermouth | modifier |
- Stir.
Esmerald is Irish whisky, sweet vermouth, and orange bitters.
Café Royal Cocktail Book by W. J. Tarling (1937, p.88)
| 0.5 part | Irish whisky — Irish whisky | base |
| 1 dash | orange bitters | bitter |
| 0.5 part | sweet vermouth — Martini sweet vermouth | modifier |
See also: The Emerald