1 1/4 lbs. ground beef
1 med. onion, chopped
1 can Ro-Tel tomatoes
1 can cream of mushroom soup
1 can cream of chicken soup
1 can ranch style beans

Brown ground beef and onion. Add soup and beans. Mix well. Line 13 x 9 inch pan with cheese Doritos, pour in ground beef mixture. Top this with 1 cup grated cheese and more Doritos. Bake 20 minutes at 400 degrees.