Amazon offers The Honest Kitchen Human-Grade Dehydrated Grain-Free Dog Food 2-lb. Box in Free Range Chicken for $19.59. Order via Subscribe & Save to drop that to $18.61 and bag free shipping. That's the lowest price we could find by $11. It makes 8-lbs. of dog food.

Note: Be sure to cancel your subscription once your order ships to avoid being billed for subsequent shipments.