Ingredients:
- Grapefruit juice
- Ginger ale
- Simple syrup
Instructions:
- Cut the grapefruit in half and squeeze the juice into a mixing bowl.
- Add the ginger ale to the bowl and stir until well combined.
- Gradually add the simple syrup to the mixture, stirring constantly to avoid forming ice crystals.
- Taste and adjust the sweetness level as needed by adding more simple syrup.
- Strain the mixture through a fine-mesh sieve into a glass filled with ice cubes.
- Garnish with a slice of grapefruit and serve immediately.