- In a large skillet, heat oil over medium heat. Add chicken; cook 8-10 minutes on each side or until no longer pink. In a small bowl, whisk water, brown sugar, orange juice, soy sauce, ketchup, vinegar, garlic, pepper flakes and five-spice powder. Pour over chicken. Bring to a boil. Reduce heat; simmer, uncovered, 30-35 minutes or until chicken is tender, turning chicken occasionally.
- In a small bowl, mix cornstarch and cold water until smooth; stir into pan. Bring to a boil; cook and stir 1 minute or until sauce is thickened. Sprinkle with green onions. If desired, serve with rice.