In a pressure cooker add mutton, turmeric powder, ginger garlic paste, salt and water.
Mix well and close the pressure cooker lid.
Cook the mutton on high heat for 1 whistle and low heat for 8-10 minutes or until tender.
In a pan roast aromatic spices like fennel seeds, cumin seeds, coriander seeds, peppercorns, cinnamon, cardamom, whole red chillies for 2-3 minutes on low heat.
Once the roasted spices cool down put it in a mixer jar.
Add garlic, ginger and water to it and grind coarsely and keep aside.
Now seperate stock from boiled mutton and keep aside.
In a pan heat oil and fry mutton from both the sides until crispy.
Add the mutton stock to the fried mutton and bring to boil.
Add few curry leaves and aromatic ground masala.
Fry the mutton with masala for 4-5 minutes, stirring continuously to avoid burning.
Once the mutton is dry add red chilli powder, garam masala powder and green chillies.
Fry for further 2 minutes and turn off the heat.
Garnish with fresh coriander and serve hot with roti, paratha, naan or rice and dal.