1 lb. hamburger
1 (8 oz.) can tomato sauce
1 tsp. oregano
1/2 tsp. each salt and pepper
1 head lettuce (shredded)
1 onion (chopped)
12 oz. Colby cheese, grated
2 or 3 tomatoes, diced
1/4 c. taco sauce
1 bottle creamy Caesar salad dressing
1 lg. pkg. Doritos, crushed

Brown hamburger in skillet until crumbly. Add tomato sauce, oregano, salt and pepper. Simmer covered, for 15 minutes. Cook uncovered until thick. Chill in refrigerator until serving time. Layer lettuce, onion, cheese, meat sauce, tomatoes, taco sauce, salad dressing in large salad bowl. Toss to mix.