Suggestions?

Fried Potatoes - Recipe Cost

Ingredients	Per Serving Qty	Common Price	Price per Serving
4 x red potatoes cooked with skins, and sliced 1/4" thick	2 potatoes	$1.09 per pound	$1.02
1 med onion sliced	1/2 onion	$0.79 per pound	$0.10
2 Tbsp. vegetable oil	1 tablespoon	$3.00 per 48 fluid ounces	$0.03
1 Tbsp. butter	1 1/2 teaspoons	$3.99 per 16 ounces	$0.06
2 c. Shredded Cheddar cheese	1 cup	$6.99 per 32 ounces	$0.87
Total per Serving			$2.08
Total Recipe			$4.17