Clean and wash the fish. You can keep refrigerated until you add in curry.
Heat a kadai, add oil. Once the oil is heated, add curry leaves.
Add chopped onions, slit green chilli and salt. Saute until onion is brown.
Include ginger garlic paste and saute until its raw smell goes off.
Add fresh turmeric pieces now along with chopped tomatoes.
Saute until the tomatoes are mashed.
Add turmeric powder and sambar powder now.
Mix together and saute for 2 minutes in low flame.
Add tamarind extract water and extra water to adjust the gravy consistency.
Bring this mixture to boil.
After it starts to boil, reduce the flame.
Cook in low flame until oil start separated. This should take about 10 minutes.
Now add fish pieces and immerse in masala mixed water.
Cook in low flame for 5 minutes.
Garnish with coriander leaves.
Now the yummy fish curry is ready.
Let it rest for an hour at least, then serve with hot rice.