2 lb. hamburger, fried, drained & cooled
1 lg. head lettuce
1 lg. onion, chopped
2 tomatoes, cut up
8 oz. cheddar cheese, grated
1 can kidney beans, drained & rinsed
1 lg. pkg. taco flavored Doritos, slightly crushed
1 lg. bottle (16 oz.) Thousand Island dressing

Mix all together except Doritos and dressing. Add just before serving and toss again.