How can we make WHITE Fish moilee?

Ingredients

* Fish - Rawas, Surmai or Halwaa
* 1 Onion (cut in strips)
* 1 inch Ginger (make paste)
* 10-12 Green Chillies(chopped)
* 1 stem Curry leaves
* 1 Tomato (cut in strips)
* 1/2 Coconut (grated)
* 1/2 tsp Cornflower
* 1/2 Lime Juice

Method

* Marinate fish in salt for 15-30 minutes and semi-fry carefully
* Saute the onion, ginger, chillies, curry leaves, tomato in oil till light brown.
* Soak the grated coconut in warm water and then remove and keep aside first milk.
* Take rest of the milk, pour into fried masala and put in fish pieces. Cook for 10 minutes.
* When cooked add cornflower dissolved in water and boil. Then add first milk.
* Add juice of half a lime or to taste.