Ground meat (beef, chicken or turkey)
Tortillas
Cheddar cheese
Onions
Lettuce
Chili seasoning or pkg. taco seasoning

Brown meat and season to taste with chili powder and chili seasonings or packaged taco seasoning. Let cook down for 10 minutes. Drain. Alternately layer tortillas (which have been slightly cooked in hot oil), chopped onions, chopped lettuce, grated cheese and meat ending with meat layer over tortillas and topped with cheese. Bake at 350 degrees until cheese is melted and casserole is completely heated through.