This easy Homemade Sweet and Sour Sauce is glossy, tangy-sweet and perfect for dipping, glazing or tossing with chicken, pork, shrimp, meatballs, egg rolls or stir-fried vegetables. Made with pineapple juice, vinegar, brown sugar, ketchup and soy sauce, it comes together quickly on the stovetop with a silky, restaurant-style finish.