Marinate fish with salt, turmeric and 2 tsp chilli powder for an hr.

Grease the grill pan and spread the fish(1 layer). Grill/broil for 15 mts one side.

Then turn and apply little oil and broil for 10 mts. Off the oven and let fish cool in oven itself.

Meanwhile, on stove top, in a pan warm oil, put curry leaves & fry for couple of mts.

Then add ginger-garlic, saute` for 2 mts. Mix in green chilli then mustard powder fry till light brown now add fenugreek powder.

Put the fish, 1 tsp red chilli powder. Mix well.

Add vinegar, stir and off the stove. When cool bottle it and refrigerate.

This is an instant pickle. Can be served warm or cold.