Marinate the chicken with curd and rest it for 1hr.
Heat a pan add oil to it. Add all the whole spices (cloves, cinnamon stick, cardamom, pepper). After it leaves the aroma add onion cook till transperent.
Add all the spices (cumin powder, coriander powder, turmeric, salt, chilli powder, kasuri methi) cook it for 2 min then add chopped tomato to it and cooked it till tomato will soft.
Add marinated chicken to it and mix it well. Cook it in low flame.Cook it for 20min till chicken will breaks. Then add cashew paste and chopped green chillis, garam masla and cook it for another 10min.
Sprinkle chopped coriander leaves and serve it.
