Sweet and Sour Meatballs

1 pound ground beef
1 20 oz can pineapple chunks or tidbits
1 tablespoon vinegar
1 tablespoon ketchup
3 tablespoons brown sugar
2 tablespoons minced onion
5 tablespoon teriyaki sauce
2 tablespoons cornstarch (dissolved in 1/4 cup water)

Hot cooked noodles or rice

Drain pineapple; save juice and mix with brown sugar, 3 TBS of the teriyaki sauce, vinegar and ketchup.
Mix ground beef with 2 TBS teriyaki sauce and minced onion. Shape meat mixture into small balls. Brown in skillet and drain fat.
Pour sauce mixture over meatballs and simmer 10 minutes; stir gently if needed and turn meatballs after 5 minutes.

Dissolve cornstarch in 1/4cup cool water and add to skillet. Stir until coated well and thickened. Add pineapple.
Serve over noodles or rice.