Stir chicken pieces into marinade. Cover and refrigerate for 2 hours.
5
Heat vegetable oil in deep fryer to 350°F.
6
Combine flour, cornstarch,salt, and baking powder in shallow bowl.
7
Set a wire rack on top of rimmed baking sheet and set aside.
8
Working in batches, remove chicken pieces from marinade, coat thoroughly with flour mixture, and lower into fryer. Fry until cooked through and crisp, 4to 8 minutes. Drain on wire rack.
9
For Sauce:
10
Carefully ladle ¼ cup of hot frying oil into a medium heat proof bowl. Whisk in remaining sauce ingredients. Coat fried chicken pieces thoroughly with sauce.