In a dutch oven or large skillet, brown the pork chops. Add onions, juice from the pineapple, vinegar, soy sauce, sugar, ginger, salt and pepper.
Cover pan and simmer for 1 hour or until pork chops are tender.
Set pork chops aside.
Combine cornstarch and water, then stir into pan; add water chestnuts, bell pepper, and chunks of pineapple. Bring to a boil and cook until sauce has thickened to desired consistency. Add pork chops and cook until heated through.
Serve over white rice, pasta, or noodles.
Submitted by: CM