Amazon has the 30-Pack OREO Chocolate Sandwich Cookies (1.59oz Packs, 4 cookies per pack) for $13 - 30% off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $8.54 with free shipping on $35+ or with Prime. Roughly 18 cents per ounce.