4 boneless chicken breasts
1 lg. onion, sliced thin
1 (28 oz.) can crushed tomatoes
1 dash of basil
1 dash of pepper

Place chicken in baking dish. Arrange onion rings on top of chicken. Cover chicken with crushed tomatoes. Sprinkle with basil and pepper. Cook at 375 degrees for about 1 hour. Serve sauce over spaghetti. Sprinkle chicken with Parmesan cheese and serve.