Suggestions?

Banana Spice Cake - Recipe Cost

Ingredients	Per Serving Qty	Common Price	Price per Serving
2 1/2 c. sifted plain flour	3 tablespoons	$2.99 per 5 pounds	$0.03
1 2/3 c. sugar	2 tablespoons	$1.44 per pound	$0.09
1 1/4 teaspoon baking pwdr	0.1 teaspoon	$2.59 per 10 ounces	$0.00
1 1/4 teaspoon baking soda	0.1 teaspoon	$2.59 per 10 ounces	$0.00
1 teaspoon salt	0.08 teaspoon	$2.91 per 16 ounces	$0.00
1 1/2 teaspoon cinnamon	1/8 teaspoon	$2.99 per 4 ounces	$0.01
2/3 c. hydrogenated vegetable shortening	2 2/3 teaspoons	$4.69 per 16 ounces	$0.12
3/4 teaspoon nutmeg	0.06 teaspoon	n/a
1/2 teaspoon cloves	0.04 teaspoon	$5.29 per 2 ounces	$0.01
2/3 c. buttermilk	2 2/3 teaspoons	$3.09 per quart	$0.04
1 1/4 c. mashed bananas (3 med.)	1 tablespoon	$0.99 per pound	$0.05
2 Large eggs, unbeaten	1/6 eggs	$2.53 per 12 items	$0.04
Total per Serving			$0.40
Total Recipe			$4.78