Heat oil in a pan. Add the whole spices and let it splutter. Add the asafoetida and saute for a min.
Add ginger garlic paste and saute for a min. Add chopped onions and saute till it brown. Add chopped tomatoes and saute till it turns mushy. Add the masala powder and saute for 2 mins.
Add the mutton and curd and give a nice stir mixing well with the masala.
Cover the pan and cook without adding water on low-medium heat stirring in between the cooking
Once the water released by mutton evaporates completely just sprinkle water little at a time and cook the mutton untill the mutton is cooked completely. At this stage constant stirring is required. Mine took approximately 1 hour.
Add chopped coriander leaves, give a quick stir and take off the heat.
