1 1/2 lbs. ground beef
1 chopped onion
Doritos
1 can cream of mushroom soup
1 lg. can milk
1 (15 oz.) can Ranch style beans
1 sm. can green chilies
1 sm. can taco sauce
1 can Ro-Tel tomatoes with chilies

Brown ground beef and onion. Grease loaf pan, place Doritos to cover bottom. Pour browned beef over. Mix remaining ingredients and pour this mixture over Doritos and beef. Leave a few Doritos to crush on top. Bake 20 minutes at 350 degrees. Just before taking from oven sprinkle with grated cheese.