1 lb. ground beef
1 sm. onion, chopped
1 can mushroom soup
1 soup can of milk
1 (4 oz.) can green chilies, chopped
1 (5 1/2) pkg. Doritos
8 slices cheese

Brown meat and onion in skillet until meat is cooked, add soup, milk and chilies and add all Doritos. Place cheese on top - cover in electric skillet or in slow oven. Heat thoroughly until cheese melts at 300 to 350 degrees.