Ambur chicken Briyani(using pressure cooker) my way

Ingredients
Basmati Rice  3 cups
Onion Chopped 1
Tomato chopped 1
Green Chilli Slit 2
Bay Leaf 1
Cardamom 2
Clove 3
Cinnamon 1 inch
Oil and salt as required
For marination
Chicken 8 pieces of medium size
Curd 3 tbsp
Chilli powder ½ tsp
Coriander powder ½ tsp
Coriander mint leaves chopped 4 tbsp
Vinegar 1 tsp
Marinate chicken with above ingredients for ½ hour
To grind
Onion ½
Cinnamon 1 inch
Cloves 4
Garlic 10 pods
Ginger 1 inch
Grind to coarse paste

Preparation
Wash and soak rice in 5 cups of water for 20 min
In a pressure pan add oil, cinnamon, cloves,cardamom,bayleaf and onion.saute well
Add ground paste and tomato
Sauté well till oil seperates
Add marinated chicken and cook till oil oozes out
Strain rice and reserve water
Add rice and toss well till rice coats well with masala
Add reserved water and add salt
Close the pan lid
When pressure starts coming out, put the whistle and cook for 10 minutes in simmer
Serve hot with raita