Method
- Fill a shaker half with ice cubes.
- Add the gin, lemon juice, maraschino liqueur, orange bitters, and egg yolk.
- Shake the mixture well.
- Strain into a whiskey sour glass.
About the Casino Royale
The Casino Royale is a sour cocktail built on gin. It combines the botanical notes of gin with the sweetness of maraschino liqueur and the tartness of lemon juice.