- Heat oil in a  heavy-bottomed pan and add in whole spices one by one. 
- As soon as they begin to sizzle, add in grated onions, and fry for 3-5 minutes on medium heat till onions turn translucent. 
- Add in ginger-garlic pastes and sauté for another minute or two till it turns fragrant. Keep sauteing it on low heat till onion mixture turns dark brown. 
- Add in all the masalas and tomato puree, and fry for a couple of minutes. Once the mixture is blended well add in the marinated chicken. 
- If the chicken masala starts to dry out and stick to the bottom of the pan, add in a tablespoon of water. 
- Mix well, once the chicken starts to get bhunoed well, add in water to make gravy depending on the consistency you prefer. 
- Transfer this whole into a pressure cooker. Once the gravy starts to boil, close the lid of cooker. 
- Cook covered for about 2 whistles on high flame first and then lower the flame.  Let it simmer for 5 to 7 minutes on low heat till chicken is completely cooked through. 
- Once the pressure is released, open the lid and transfer this curry in a serving bowl. 
- Garnish with fresh chopped coriander leaves and serve hot with rotis or rice, and a salad.