Ingredients
10 mint leaves
2 tablespoons sugar
1/2 lime, juiced
1 1/2 ounce rum
Ice
1 Splash club soda
1 Mint sprig for garnish

Method - The Procedure
Mix mint leaves, sugar and lime juice in a small mortar bowl; crush mint. Add rum and stir. Pour into a glass with ice. Add a splash of club soda, and garnish with a mint sprig if desired.