1 tbsp. shortening
3 lb. ground beef
1 large onion, chopped
1 can green chilies (peppers) to suit taste
1 can taco sauce
1 can cream of mushroom soup
1 can cream of chicken soup
1 can filled with milk
2 c. grated cheese
1 large pkg. Doritos chips

Brown beef, shortening and onion together. Drain. Mix next 5 ingredients with beef mixture. Make layers of beef mixture, chips and cheese in a large baking dish. Cover with foil.

Bake 20 to 30 minutes at 350°F.