1 lb. hamburger
1 head lettuce
4 lg. tomatoes
1 lg. Catalina dressing by Kraft
2 (8 oz.) pkg. shredded cheddar cheese
1 lg. Doritos nacho chips

Fry and drain hamburger. Shred lettuce. Cut tomatoes in small pieces. Mix all ingredients except Doritos. Crush Doritos and add just before serving. Serving 10 to 12.