Take mutton, salt and turmeric powder in a pressure cooker and cook for 5 whistle. Then reduce the flame for 15 mins. Once the pressure comes down open and set aside.
Soak cashew in hot water for 30 minutes and make smooth paste of it .
Heat oil and ghee in a large pan . once the oil is hot , bring in all the spices and saute to smell aroma.
To this add in onions, curry leaves and green chillies . Saute to cook well.
Add ginger garlic paste and mix well .
Now bring in tomato puree and cook until oil separates.
Add chopped coriander leaves and serve hot with any Indian bread