Suggestions?

Potato Casserole - Recipe Cost

Ingredients	Per Serving Qty	Common Price	Price per Serving
4 cups cubed potatoes (1/2 inch cubes)	2/3 cup	$0.50 per pound	$0.11
7 TBSP butter (divided)	1 tablespoon	$3.99 per 16 ounces	$0.15
1/3 cup flour	2 2/3 teaspoons	$2.99 per 5 pounds	$0.01
1 3/4 cups milk	1/4 cup	$3.49 per gallon	$0.06
pinch of ground pepper	1/6 pinch	$7.99 per 16 ounces	$0.00
1/2 tsp salt	0.08 teaspoon	$2.91 per 16 ounces	$0.00
dash of ground nutmeg	1/6 pinch	$7.29 per 1.1 ounces	$0.02
1 1/2 cups (6 oz) shredded sharp cheddar cheese (divided)	1 oz	$6.99 per 32 ounces	$0.22
1/2 cup freshly grated Parmesan cheese (divided)	1 tablespoon	$5.49 per 6 ounces	$0.27
1 cup Panko bread crumbs	2 tablespoons	$1.79 per 15 ounces	$0.08
Total per Serving			$0.92
Total Recipe			$5.51