1 – 18 oz tube Cresent rolls

2 – cups crushed fritos corn chips divided
1 1/2 lb ground beef
1 – can (15 oz) tomato sauce
1 – envelope taco seasoning
1 – cup ( 8 oz) sour cream
1 – cup  (4 oz) shredded cheddar cheese

Unroll crescent dough into a rectangle
Press into the bottom and 1 inch up the sides of a greased 13×9 in baking dish
Seal seams
Sprinkle with 1 cup of chips
Set aside

In a large skillet, cook  ground beef , drain
Stir in tomato sauce and taco seasoning , bring to a boil
Reduce heat , simmer uncovered for 5 minutes
Spoon over chips
Top with sour cream , cheese and remaining chips
Bake uncovered at 350 for 30 minutes or until crust is lightly browned