1 head lettuce
1 1/2 lbs. ground meat
2-3 tomatoes (diced)
1 env. taco seasoning
1 (8 oz.) Cheddar cheese (grated)
1 sm. bottle Catalina dressing
1 bag Doritos (about half a bag)

Brown meat - drain and add taco seasoning. Toss lettuce, tomatoes, meat, and cheese. Crunch Doritos and add to salad. Add Catalina dressing just before serving.