In a bowl, whisk seasoning with soy sauce, rice vinegar and ketchup.
Liberally brush over grilled meat towards end of cooking.
In a bowl, whisk seasoning with soy sauce, rice vinegar and ketchup.
Coat chicken with sauce and place on sheet pan. Roast in preheated 350° F. oven until cooked through and has reached a safe internal temperature of 165° F. when an instant read thermometer is inserted into thickest part, about 20-30 min. Time will vary depending on cuts used.