2 lb. hamburger
2 onions, chopped
2 green pepper, chopped
1 tbsp. chili powder
2 cans tomato paste
2 c. water
3/4 c. catsup
2 tsp. salt
2 tsp. vinegar
2 tbsp. sugar
2 (8 oz.) boxes spaghetti
1/2 c. Parmesan cheese

Brown hamburger. Add remaining ingredients except spaghetti and cheese. Cover and simmer 1 hour, adding more water if necessary. Cook spaghetti and serve with meat sauce. Top with cheese.