1 1/2 lb. ground beef
1 lb. Velveeta cheese
1 can Rotel tomatoes
1 can pinto beans
1 med. chopped onion
1 pkg. Doritos
1 can cream of chicken soup

Brown onion and meat in skillet. Add cheese and stir to melt. Add beans, tomatoes and soup. Put Doritos in a layer in a baking dish. Add mixture and top with Doritos. Bake at 350 degrees for 30 minutes.