1 (15 oz.) can pinto beans
1 head lettuce, shredded
1 green pepper, chopped
1 (8 oz.) pkg. Cheddar cheese, shredded
1 (16 oz.) bottle Catalina French dressing
1 chopped onion
1 lb. ground beef
1 tomato, diced
1 (8 oz.) bag taco flavored Doritos

Crumble ground beef into skillet; brown. Drain well and let cool. Place all ingredients in a large bowl. Just before serving, crumble Doritos into salad. Add Catalina French dressing and mix well.