Doritos Casserole

 Casserole filling:
  1 large 13-ounce package of Doritos (save 2 cups for casserole topping)
  2 tbsp. onion, grated
  1 10-ounce can of chili with beans
10- to 15-ounce enchilada sauce
  8-ounce can tomato sauce
1½ cups of shredded sharp cheddar cheese 
  1 lb ground beef
  2 cups Doritos
  1/2-1 cup cup of shredded cheddar cheese
1¼ cups sour cream 
sliced olives

  Cook 1 lb ground beef. Set aside and let cool.
Preheat oven to 375 degrees.
Crumble 6 cups of Doritos with your hands into a large mixing bowl.

Add the onion, the chili, the enchilada sauce, tomato sauce and 1½ cups of cheddar cheese to the crumbled Doritos ,add the ground beef
Stir with a rubber spatula to combine. Place mixture into an  oven-proof casserole dish.
Bake for 20 minutes.
 Remove from the oven. Spread the sour cream over the top of the casserole with a large spoon or rubber spatula. Top with remaining 2 cups Doritos. Then sprinkle with the 1/2 cup of the cheddar cheese.
Bake for another five minutes and serve. 

The casserole reheats well , oh yeah, and add some crushed Doritos on top after baking for  an ultimate crunch factor!