Sweet & Sour Meatballs

Drain pineapple, reserving juice. Set aside. Add water to juice if needed to measure 1 cup; pour into a large skillet. Add ⅓ cup water, vinegar, soy sauce, brown sugar and cornstarch; stir until smooth. Cook over medium heat until thick, stirring constantly. Add pineapple, meatballs, and green peppers. Simmer, uncovered, for 20 minutes or until heated through. Serve over rice.