Beat the heat with this refreshing Lime-Grapefruit Mocktail! Easy and delicious, this is sure to be a hit on a hot summer day.
Add sparkling water, soda, and juice to a glass of ice.
Garnish with slices of lime and grapefruit. If using a dispenser, use equal parts of sparkling water, soda, and juice.
Optional: add vodka or tequila to taste!