Watermelon juice - 1 tall glass
Condensed milk - 1 tspn
Cardamom/Elachi powder - a pinch
Sugar - optional
Blend all the ingredients in a blender/mixie. Strain it.
Pour it in the icecube moulds and freeze for 1 hour or till its just set.
Iced Watermelon is ready.
This can be done with Mango too.
You can also add these cubes to the Watermelon juice.
Notes - If you dont have condensed milk you can just add sugar.