Take aval in a blender and make it into a coarse powder. Set aside till use.
Now take jaggery in a kadai. Add in ½ cup of water and heat till the jaggery is melted.Now strain the jaggery water. Pour it back into the kadai and add the remaining water too and bring it to boil.
Once it reaches boil, add in coconut, cardamom powder and ghee. Add in the powdered aval slowly and mix well. mix this till it gets thick.
Take this in a bowl and let it cool down.
Take small portion of this and shape it into balls. Place it in a steamer plate and steam it for 7 to 8 mins.
Remove it and let it cool slightly before removing it from steamer.