That necessity is indeed the mother of invention was confirmed today when we ran out of mineral water to mix this drink. Instead, Holly suggested we use Limonata and it was fantastic!
1/2 cup sugar
1 1/2 cups gin
3/4 cup fresh lime juice
1 1/2 quarts chilled soda water
Thin slices of lime
1. In a 1-quart pan, mix sugar with 1/2 cup water and stir over low heat until sugar is dissolved, about 5 minutes. Let cool or chill.
2. In a 3-quart pitcher, combine gin, lime juice, and the cooled syrup. Cover and freeze until ready to serve.
3. To serve, add soda water. Pour into ice-filled glasses and garnish with lime.