- 3 ounces chilled ginger beer
- 1 1/2 ounces gin
- 1 tablespoon fresh orange juice
- 1 teaspoon fresh lemon juice
- 1/2 teaspoon Grand Marnier or other orange-flavored liqueur
- Garnish:
- Orange slice
- Fill an 8-ounce Old Fashioned glass with ice cubes. Add all ingredients and stir until combined.