For a quick and easy weeknight meal, try this Hong Kong-style sweet and sour chicken stir-fry. The dish features tender chicken pieces stir-fried with a colorful medley of vegetables, such as bell peppers, onions, and carrots. The sweet and sour sauce, made with vinegar, ketchup, sugar, and soy sauce, adds a tangy and flavorful element to the dish. This stir-fry is not only delicious but also packed with nutrients from the fresh vegetables. Serve it over steamed rice or noodles for a satisfying and wholesome meal.