Suggestions?

Chilli Plum Beef - Recipe Cost

Ingredients	Per Serving Qty	Common Price	Price per Serving
750 gm Beef eye fillet (in 1 piece)	187 1/2 g	$7.49 per pound	$3.10
150 ml Bottle plum sauce	37 1/2 ml bottle	n/a
1 Tbsp. Dark soya sauce	3/4 teaspoon	$2.59 per 10 fluid ounces	$0.03
1 x Clove garlic	1/4 garlic cloves	$4.00 per pound	$0.01
1 tsp Grated fresh ginger	1/4 teaspoon	$2.99 per pound	$0.00
1/2 tsp Minced fresh red chilli	1/8 teaspoon	$1.09 per 4 ounces	$0.00
2 tsp Sugar	1/2 teaspoon	$1.44 per pound	$0.01
2 tsp Dry sherry	1/2 teaspoon	$22.00 per liter	$0.05
2 tsp Cornflour	1/2 teaspoon	$1.99 per 16 ounces	$0.01
2 Tbsp. Oil	1 1/2 teaspoons	$3.00 per 48 fluid ounces	$0.02
1/2 c. Water	2 tablespoons	n/a
2 tsp Cornflour, extra	1/2 teaspoon	$1.99 per 16 ounces	$0.01
1 x Beef stock cube	1/4 beef stock	$1.29 per 14 1/2 ounces	$0.02
Total per Serving			$3.25
Total Recipe			$13.01