Any Day American Casserole

3/4 lb. ground beef
1-15 oz. can chili with beans 
1-6 oz. package corn chips 
1-8 oz. can tomato sauce 
1 large onion sliced
1/2 lb. sharp cheddar cheese
Brown beef in skillet and add chili with beans. Place half the 
corn chips in a casserole, reserving a few for topping. Top with 
half the meat mixture, half the tomato sauce, onion slices and 
cheddar cheese. Repeat layers ending with reserved corn chips. 
Bake at 350 degrees for 30 minutes. Makes 4 servings.