To marinate chicken take the curd vinegar black pepper and salt. Mix well and leave it in the fridge overnight

In a mixer add diced onions, green chillies, coriander,salt, black pepper and make a fine paste

Heat oil in a large pan and add the paste. Fry until the paste is dried

Add the spices to the fried paste and mix half a glass of water

Add the chicken to the masala paste and stir fry it till it is cooked.

When the chicken is cooked mix corn flour in a bowl of water and add it to the chicken. At last add ghee to make the gravy even richer. At last add 1 tbsp of vinegar and stir it to give a tangy flavour