Basil Watermelon Mojito

1 cup watermelon
1/2 cup frozen red or green grapes
Small handful of fresh basil
Pinch of cayenne (optional)

Scoop out watermelon into a blender; add frozen grapes and
basil. Blend until smooth. This should only take a few seconds
in the blender.

Sprinkle cayenne moderately and serve in chilled glasses.

Garnish with a sprig of basil for presentation.