### Instructions: 1. **Fill** a tall glass with ice cubes 2…

mws ·

### Instructions:
1. **Fill** a tall glass with ice cubes
2. **Pour** the fresh grapefruit juice and lime juice over the ice
3. **Add** the simple syrup and stir gently
4. **Top** with chilled tonic water
5. **Stir** lightly — you want to keep those bubbles!
6. **Garnish** with a grapefruit wheel and a sprig of rosemary