Marinate prawns with lemon juice and salt.

Now take 1/2 tbsp butter and 1/2 tbsp oil in pan and add 1-2 tsp garlic in it with blackpepper.

Now add prawns in it and cook it till prawns become white and all water that came out of prawns evaporate. Take it off the pan.

Now in another pan heat butter and oil again and add remaining garlic, green chillies and curry leaves. When garlic turns golden add onion and cook it till it become pink.

Now add prawns and hot and chilli sauce, some more pepper and pinch of salt. Here again add capsicum and let it cook for few more minutes.

Serve it hot.