Taco Casserole

Taco Casserole

1 7oz. bag Nacho Cheese Doritos, crushed
1 lb. hamburger, browned
1 pkg. taco seasoning, mixed according to directions
1 (8 oz.) pkg. shredded Cheddar cheese
1 (8 oz.) pkg. shredded Mozzarella cheese Shredded Lettuce
Sliced tomato