1 head lettuce
1 sm. onion
2 tomatoes
2 c. shredded cheese
1 pkg. Doritos (nacho cheese flavor)
1 lb. hamburger
1 lg. bottle western dressing

Brown hamburger and drain. Cut up lettuce, onion and tomatoes in large bowl. Add cheese. Crunch up Doritos into small pieces and add. After hamburger is cool, add hamburger. Pour dressing onto salad just prior to serving.