In a bowl, marinate prawns with Ginger Garlic Paste, Chilli powder, turmeric powder, Garam Masala powder, Coriander powder and salt.

Let it set for 10-15 mins. Now heat oil in a pan. Add spices one by one and add onions. Toss is for 5 mins till it turns to golden brown. Add, curry leaves and green chilli. Saute for 5 mins. Now add in ginger garlic paste and mix well. Add in tomatoes and mix well. Cook it for 5 mins or so on a low heat till it turns mushy.

Add the marinated prawns and add little water to it. Cook it for 10 mins.

Sprinkle some coriander leaves at the end and serve hot with roti or rice.