Mexican Casserole - cooking recipe

Ingredients

1 1/2 lb. hamburger
1/4 c. onion, chopped
1 c. pinto beans, drained
2 jars enchilada sauce
1 c. grated Cheddar cheese
2 1/3 c. crushed chips
sour cream

Preparation

Brown meat and onion; drain.
Mix all ingredients (only 1 1/3 cups crushed chips) together in a 9 x 13-inch pan.
Top with sour cream, extra cheese and 1 cup remaining crushed chips.
Cook at 350\u00b0 for 30 to 40 minutes.