- Juice of 2 large grapefruit
- Juice of ½ medium lemon
- 2 tablespoons of maple syrup
- 2 sprig of rosemary
- ½ cup sparkling water (or prosecco)
- 4 cubes of ice
- Add all the ingredients into a cocktail shaker; shake until it’s well mixed.
- Divide this mixture between 2 glasses, garnish with sprig of rosemary.