Once they are completely cooled down grind them to fine powder with the help of mixer blender. Now add preheated jaggery, cardamom powder, nutmeg powder some nuts powder and give them a good mix.make ladoos of desired sizes when mixture is still hot with help of hands (flat surface and round top)or u can use mould even. This traditionally made ladoos are served best with mung dal in our Gujarati traditional.also this is offered to god Ganesha for Ganesh festivals.