|1. Cut the chicken,retaining the bone, into small serving sized pieces.
2.Combine all the ingredients mentioned under 'For the Marinade' and rub on the chicken pieces and set aside for 30 minutes.
3.Heat oil in a frying pan and deep fry the chicken pieces,a few at a time, till golden brown and cooked.
4.Drain and set aside. Heat 3 tablespoons of spicy chili oil or ordinary oil in a pan.
5.Add the ginger, garlic, red chilies, sesame seeds and spring onion and stir fry on a high flame for 1 minute.
6.Add the remaining ingredients mentioned under sauce except the cornflour, bring to a boil and add the chicken.
7.Cook covered on a low flame for about 4 minutes and then add the cornflour mixed with water and stir continuously, so that the sauce becomes thick.
8.Garnish with the spring onion and spring onion tops.