Place prawns in a bowl. Sprinkle on the salt & turmeric..mix well.
Heat 2 tspn oil in a non-stick pan. add prawns & cook on medium heat for 2 minutes. Turn the prawns over and cook for a further 2 minutes. The prawns should be firm and white. Remove from the pan.

Heat the mustard oil in a pan. Once hot, add the cinnamon stick,cloves,peppercorns,

When whole spices splatter, add the onions and 1/4 tsp salt. Cook for 2-3 minutes until translucent. Now add the ginger and garlic paste and cook for a further 3-4 minutes until golden brown.

Add salt, red chilli, turmeric, garam masala sugar and 2 tbsp water into a bowl and mix to make a paste & to the pan with the green chillis and mix well.

Add the coconut milk + 1 cup of water.reduce the heat and simmer for 3-4 minutes or until gravy is thick. Add the imli paste.

Add the cooked prawns & cook for again 3-4 munutes until oil floats on top.