Ingredients:
- Grapefruit juice
- Vodka
- Simple syrup
- Lemon juice
- Club soda
Instructions:
- Cut the grapefruit in half and squeeze the juice into a mixing glass.
- Add the vodka, simple syrup, and lemon juice to the mixing glass.
- Stir the mixture for about 30 seconds to combine the ingredients.
- Fill a cocktail shaker with ice.
- Pour the mixture from the mixing glass into the cocktail shaker.
- Shake the cocktail vigorously for about 15-20 seconds to combine and chill the ingredients.
- Strain the cocktail into a chilled glass filled with ice.
- Top the cocktail off with club soda.
- Garnish with a lemon wheel or wedge, if desired.