Clean the fish and keep aside until the water drains.
Grind first 8 ingredients well
Heat oil in a pan and saute with mustard and pearl onions.
To this add pot tamarind and also add pepper powder.
Add the grinded mix to the pot and saute until the oil becomes clear.
When the oil turns colour, add some water.
When the gravy is being boiled,add the fish pieces evenly.
While the gravy gets some thick consistency,take off from flame and pour some coconut oil.
Tastes more delicious in next day.
