Taco Casserole - cooking recipe

Ingredients

2 lb. hamburger
2 (6 oz.) cans tomato sauce
1 taco seasoning packet
1 Tbsp. mustard
1 medium onion, diced
1 large pkg. Doritos
2 c. shredded cheese
taco sauce (optional)

Preparation

Brown hamburger.
Drain off grease.
Then add tomato sauce, taco seasoning, taco sauce, mustard and onion to hamburger and simmer 20 minutes.
Crush Doritos in bag.
In a casserole dish, layer first meat mixture, then cheese, then Doritos.
Do this until you are out of the meat mixture.
Top with cheese.
Bake long enough to melt cheese thoroughly.