Suggestions?

Classic Shortbread - Recipe Cost

Cost information for the following is not included. Normally this is because the quantity or ingredient is unknown

Ingredients	Per Serving Qty	Common Price	Price per Serving
1/2 cup (1 stick) unsalted butter, at room temperature, plus more for the pan	2 teaspoons	$3.99 per 16 ounces	$0.08
1 cup all-purpose flour, spooned and leveled, plus more for pressing in the dough	1 tablespoon	$2.99 per 5 pounds	$0.01
2 tablespoons cornstarch	1/2 teaspoon	$2.89 per 16 ounces	$0.01
1/2 teaspoon kosher salt	0.04 teaspoon	$2.91 per 16 ounces	$0.00
1/4 cup sugar	1 teaspoon	$1.44 per pound	$0.01
1/2 teaspoon pure vanilla extract	0.04 teaspoon	$8.00 per 8 fluid ounces	$0.01
4 ounces semisweet chocolate, chopped	1/3 oz	$3.49 per 11 1/2 ounces	$0.10
Total per Serving			$0.23
Total Recipe			$2.74