Amazon offers the Brookside Dark Chocolate Acai and Blueberry Flavors Candy 7-Oz. Bag 4-Pack for $6.99. Add it to your cart via Subscribe & Save to cut it to $6.64 and bag free shipping. That's $7 under what you'd pay at local stores.
Be sure to cancel Subscribe & Save after your order ships or you'll be billed for subsequent shipments.