Marinate the chicken with cumin powder, turmeric and salt and keep aside for 1/2 hour
In a fry pan take 2 tbsp oil and add the whole garam masala roast it for few secs then add ginger and garlic and roast it for 20 secs. Now add the cashew and onion and fry till onion becomes pink. Keep it aside to become cold. Now take a grinder and add this roasted masala, coriander, mint, green chilli and yogurt and make a smooth paste.

Now take a big wok add 3 tbsp oil. Add bay leaves and 1/2 tsp cumin seeds and roast few secs not add the chicken mix well and cover and let it cook on med flame for 10 mins. After 10 mins add the ground masala and mix well let it cook on slow flame for 20 mins. After 20 mins add 1/4 cup water and let it cook for 5 mins on med flame. Now it is ready to serve. Serve it with paratha or roti.