Soak rice and drain it.
Mix it with water, until it becomes a very loose batter.
Heat jaggery in some water and stir, till it dissolves completely.
Mix it with the above rice batter and add a pinch of salt.
Heat a thick-bottomed vessel on a low flame.
Add the batter and stir continuously.
Add ghee and Bengal gram, when it starts to thicken.
Keep stirring, until ghee accumulates at the side of the vessel.
Transfer the above mix into a cake tin, while it is still hot.
Allow it to cool.
:- Quantity can be customized proportionally as your wish.