Pineapple Chicken

2 -13 ounce cans pinapple chunks
1/4 onion, sliced
1/3 teaspoon soy sauce
2 tablespoons lemon juice
1 tablespoon corn starch
1/2 teaspoon mustard
1 green pepper
chicken

Brown chicken. Add salt and pepper to taste. In skillet, brown onion for 3 minutes, then add pineapple syrup and lemon juice. Simmer. In small bowl, combine cornstarch, soy sauce and mustard. Add to liquid. Cook until clear and thickened. Add to chicken. Simmer 30 to 45 minutes. Five minutes before serving, add green pepper slices and pinapple chunks. Use liquid as a sauce.