Ingredients:

* 2-3 oz Light rum
* Juice of 1 Lime (1 oz)
* 2 tsp Sugar
* 2-4 Mint sprigs
* Soda water

Mixing instructions:

Lightly muddle the mint and sugar with a splash of soda water in a mixing glass until the sugar dissolve and you smell the mint. Squeeze the lime into the glass, add rum and shake with ice. Strain over cracked ice in a highball glass. Top with soda water, garnish with mint sprig and serve.