1 lb. hamburger
1 (10 3/4 oz.) can mushroom soup
1 soup can of water
1 (6 1/4 oz.) pkg. Doritos
1 medium onion, chopped
1 (10 oz.) can enchilada sauce
1/2 c. black olives, sliced
cheese

Brown hamburger meat. Add onion and cook until tender. Add soup, sauce, water and olives. Heat, but do not boil. Pour Doritos into large casserole dish. Pour hamburger mixture over Doritos. Mix slightly. Top with cheese.

Bake in oven 15 minutes at 400°F.