Ingredients

• 1 lime, halved crosswise
• 3 fresh mint sprigs
• 1 tablespoon sugar
• 1 oz (2 tablespoons) white rum
• 1/3 cup chilled sparkling water

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Instructions

1. Squeeze juice from both lime halves into a 12-ounce highball glass, then add lime halves. Add mint and sugar and crush mint with back of a spoon until sugar is dissolved. Add rum and stir. Add ice, then top off drink with sparkling water and stir well.