Take a pressure cooker add cleaned and drained mutton pieces, chopped onion, slit green chilies.
Add one chopped tomato, a spoon of ginger and garlic paste.
Add 1/4 spoon of turmeric powder, a spoon of red chili powder, 1 1/2 spoon garam masala powder.
Add a spoon of oil mix well of them.
Pour 1 1/2 cup of water mix well.
Close the lid and pressure cook for 6 whistles according to the mutton pieces.
Carefully open the lid check whether the mutton become soft or not. If not pressure cook for 2 more whistles.
Heat a pan over a medium flame add 3 spoons of oil.
Add pressure cooked mutton with stock mix well.
Add a bay leaf and star anise mix. This is optional.
If you want little gravy switch off the fire at this stage.
For dry mutton stir well and fry for 5 minutes till it dry completely.