Marinate chicken with curd Add onion,red chilies,ginger ,garlic in the mixture grinder.
Fry onions in oil till translucent.
Add mango pulp mixture and saute.
Add dry spices .
Fry till the mixture leaves the sides of the pan.
Add tomato puree and vinegar and saute.
Cover cook for 20 to 30 minutes, till the chicken is tender.
Garnish with curry leaves and serve.