1 lb. ground beef, browned and drained
1 can kidney beans
1 lg. onion, chopped
3-4 chopped tomatoes
1 lg. head lettuce
8 oz. grated Cheddar cheese
1 sm. bag plain Doritos
1 (8 oz.) bottle Catalina dressing

Mix first 3 ingredients, then mix tomatoes, lettuce, cheese. Add into meat mixture. Add chips and dressing just before serving.