Cut banana length wise in to 2 inch pieces.

Cook the banana with one cup water till it becomes tender.

Slightly mash the banana.

Add grated jaggery. stir well in low flame till the Jaggery melts.

Add a little ghee to prevent the dish from sticking to the vessel.(optional)

Now add the thick coconut milk.& stir well

Remove the dish  from the fire when bubbles start coming.(don't allow to boil.)