First of all beat the yougart well and vinegar,add ginger garlic paste,salt ,red chilli powder and ajwain to it. Then put chicken pieces in it and let marinate for some time. Cut onion into rings and fry till very light brown then add the chicken and all the other ingridients. Let it cook for 10 minutes.thne cut potatoes in rings too about 1/2" thick and put on the top of chicken. Cook till potatoes and chicken are tender. Makes about 4 servings.
