1 (20-ounce) can pineapple chunks in syrup
3 tablespoons brown sugar, packed
5 tablespoons teriyaki sauce, divided
1 tablespoon vinegar
1 tablespoon ketchup
1 pound lean ground beef
2 tablespoons instant minced onion
2 tablespoons cornstarch
1/4 cup water
1. Drain pineapple; reserve syrup. Combine syrup, brown sugar, 3 tablespoons teriyaki sauce, vinegar and catsup; set aside.
2. Mix beef with remaining 2 tablespoons teriyaki sauce and onion; shape into 20 meatballs. Brown meatballs in large skillet; drain off excess fat. Pour syrup mixture over meatballs; simmer 10 minutes, stirring occasionally.
3. Dissolve cornstarch in water; stir into skillet with pineapple. Cook and stir until sauce thickens and pineapple is heated through.