1/2 onion, chopped
14 oz. curly noodles, cooked
1 green pepper, chopped
2 c. cheese, cubed
1 c. carrots, shredded
2 c. celery, chopped
1 c. vinegar
2 c. sugar
3/4 c. oil

Mix vinegar, sugar and oil; set aside. Cook noodles according to package. Mix everything together. Let set at least 12 hours before serving.