Marinate the prawns with salt, lemon juice and a pinch of turmeric. Keep aside.

Prepare the kadai masala and keep aside.

Heat oil in a pan. Add the onions and saute till they turn golden brown in colour.

Now add the ginger garlic paste and saute till the raw smell of ginger and garlic disappears.

Now add the chopped tomatoes and cook till it turns soft and pulpy.

Once the masala is nicely cooked, add the tomato puree and cook for 5 min.

Now add the prepared kadai masala and cook for 2 minutes.

Now prepare a paste with cashew nuts and melon seeds and add it to the masala.

Now add the marinated prawns and cook for 1 minute.

Add in the diced onion, capsicum and tomatoes.

Finish the kadai prawns with some kasuri meethi which will give a nice aroma and distinct flavour.

Once done remove from the stove and serve hot with steamed white rice.