Mexican Casserole - cooking recipe

Ingredients

1/2 bag nacho chips, crumbled
3/4 lb. hamburg
1 medium onion
1 (16 oz.) can tomato sauce
1 can nacho cheese soup/dip
1 pkg. taco seasoning mix
1 (16 oz.) sour cream
2 c. Longhorn and sharp cheese, grated
other 1/2 bag nacho chips

Preparation

Put 1/2 bag crumbled chips on bottom of 8 x 12-inch casserole. Brown hamburg and onion, drain.
Add tomato sauce, nacho cheese soup and taco seasoning mix.
Cook until boiling.
Spoon over chips in pan.
Spread sour cream over top.
Put grated cheese on then other 1/2 bag chips on top.
Bake 25 minutes at 350\u00b0.