- 1 ice cube
- 1/2 lime or 1/4 lemon
- 1 1/2 ounces gin
- Chilled club soda
- 4 dashes grenadine
- Put the ice cube in an 8-ounce highball glass, squeeze in the juice of the lime or lemon, add the grenadine, then drop in the shell. Add the gin, fill with club soda, and stir.