Clean and cut the fish into fairly big slices.
Marinate the drained fish pieces with turmeric and salt. Keep this aside.
Take a pan and pour 1 tsp coconut oil. Roast grated coconut along with aniseed, shallots and a few curry leaves till golden brown in color. Grind to a smooth paste and keep aside.
Take another pan and heat some coconut oil. Add fenugreek and when it starts spluttering, add sliced onion and green chillies. Saute well.
Add garlic and ginger and fry for sometime.
Add chilly powder, coriander powder, turmeric, tamarind, salt and required water.
Boil the mixture and add marinated fish pieces and tomatoes.
Cook in low heat until the fish is done.
Mix the ground coconut mixture in some water and add to the curry. Simmer in low heat.
Add curry leaves and when the gravy thickens remove from fire.
Varutharacha meen charu, yummy and delicious in taste is ready.