1 sm. bag Doritos
1 lb. ground beef
1 med. onion
1/2 lb. Cheddar cheese
1 can cream of mushroom soup
1 can cream of celery soup
1 can Ro-Tel tomatoes
1 can water

(Use 2 1/2 quart size baking dish.)

Crush chips in bottom of greased baking dish. Brown ground beef, drain, and spoon into dish. Chop up onion over beef, add half of the grated cheese, add the two soups, Ro-Tel tomatoes and water. Take a spatula and run through to mix. Grate the rest of the cheese on top and bake at 350 degrees for 30 minutes.