Frozen Mojito Sorbet

• 1 1/2 cup white rum
• 16 lime wheels
• 1 cup simple syrup
• 40 mint leaves (approximately half a bunch)
• 1/2 cup sprite
• 1/2 cup club soda
• ½ cup fruit purée (mango, passion fruit, guava, etc.), optional

1. In a glass pitcher, add limes and mint. Muddle until mint breaks up. Add rum and simple syrup. (Optional) Add fruit purée. Stir until all ingredients are mixed. Add Sprite and soda, then gently stir. Pour the mojito mixture into a 9-inch-by-13-inch-by-2-inch cake pan. Cover with plastic wrap and freeze overnight. Spoon the frozen mojito into a chilled martini glass and serve.