- 1/2 large banana, sliced
- 1 1/2 fluid ounces light rum
- 1 fluid ounce fresh lime juice
- 1/2 fluid ounce triple sec
- 1 teaspoon white sugar, or to taste
- 1 cup ice cubes
- Combine banana, light rum, lime juice, triple sec, and sugar in a blender; puree until smooth. Add ice cubes and blend on highest setting until slushy, 15 to 20 seconds. Pour into a glass and serve.