| Ice cubes | ||
| 1 | ounce gin | |
| 4 | ounces key lime-flavored sparkling water | |
| 4 | ounces tonic water | |
| 1 | lime wedge |
In a tall glass, combine gin, key lime sparkling water, and tonic water. Squeeze the lime juice into the glass and drop in the wedge. Stir gently to mix and serve.
Yield: 1 cocktail