In a pressure cooker add mutton, onion, ginger garlic paste, green chillies, tomatoes, whole spices, powdered spices, salt and mix well.
Pressure cook the mutton on high flame for 2 whistles and on low flame for 8-10 minutes or until tender.
After the steam is released, check if the mutton is cooked. Cook for 1 more whistle if required.
Once tender cook the mutton on medium high flame until the gravy is thick and oil separates.
Add coriander powder and garam masala powder and cook for 4-5 mins, stirring continuously.
Now add whole red chillies, shallots (sambar onions), roasted coriander seeds, julienne ginger and kasuri methi.
Cook for further 4-5 mins and turn off the flame.
Garnish with fresh coriander.
Serve hot with tandoori roti / chapati /roomali roti or naan.