Suggestions?

Madeira Cake - Recipe Cost

Ingredients	Per Serving Qty	Common Price	Price per Serving
175 gm Butter softened (kitchen scales are best used for accuracy)	21 7/8 g	$3.99 per 16 ounces	$0.19
3/4 c. Sugar	1 tablespoon	$1.44 per pound	$0.06
1/4 tsp Grated lemon rind	0.03 teaspoon	n/a
3 x Large eggs	3/8 eggs	$2.53 per 12 items	$0.08
1 1/2 c. Flour	3 tablespoons	$2.99 per 5 pounds	$0.03
1 tsp Baking pwdr	1/8 teaspoon	$2.59 per 10 ounces	$0.01
Total per Serving			$0.37
Total Recipe			$2.94