Marinade the chicken pieces with the marinade ingredients for 20 minutes
Coat the chicken thighs with corn starch. Deep fry the chicken in hot oil until golden brown, set aside and place on serving platter
In a large saucepan, heat up 3 Tbsp of oil and stir fry the onion until they are soft, add the sauce ingredients and bring to a boil. Turn off the heat and pour the sauce over the chicken chop