Ingredients:

2 cup cubed watermelon
1/2 cup water
1/4 cup fresh lime juice
1/3 cup sugar
1 cup soda
pinch of salt

Preparation Method:

1. Combine the watermelon, water and sugar in a blender, puree. Stir in lime juice. Refrigerate until well chilled.
2. To serve, stir in the soda and garnish with lime and watermelon.