Suggestions?

Scalloped Potatoes - Recipe Cost

Ingredients	Per Serving Qty	Common Price	Price per Serving
1 can Campbell's cheddar soup	1/2 can	n/a
Dash pepper	1/2 pinch	$7.99 per 16 ounces	$0.00
1 sm. onion, thinly sliced	1/2 onion	$0.79 per pound	$0.06
1/2 c. lowfat milk	1/4 cup	$3.99 per gallon	$0.06
4 c. potatoes, thinly sliced	2 cups	$0.50 per pound	$0.33
Total per Serving			$0.45
Total Recipe			$0.91