2 oz of white rum (or Light Rum)
1 oz of Light Cream
6 oz of club soda (or clear soda)
1 tsp of powdered sugar (or sugar)
Pour the rum, light cream and powdered sugar into a cocktail shaker half-filled with cracked ice. Shake well, and strain over 2 or 3 ice cubes in a highball glass. Fill with club soda, and serve.