2 lbs. hamburger
1 pkg. taco seasoning
3/4 lb. pkg. Doritos
1 can Cheddar cheese soup
1/2 can milk
1 head lettuce
2 onions
3 chopped tomatoes
1 c. Cheddar and Mozzarella cheese

Brown hamburger and onions. Crush Doritos in 9 x 13 inch pan. Put hamburger on top of that. Mix soup, milk and taco seasoning together. Layer lettuce and tomatoes, top with cheese. Bake at 350 degrees for 30 minutes.