1. Blend the ice cubes in a blender until they are crushed into small pieces.
2. Add watermelon and blend further to make a juice.
3. Add sugar, pepper, lime juice and mix well.
4. Pour into tall juice class until it is 3/4 full.
5. Add a scoop of Vanilla ice cream.
6. Add remaining slush on the ice cream and serve immediately!!

Courtesy: http://maneadige.blogspot.com/