Amazon has a 12-Pack of Kellogg's Frosted Flakes Cereal In A Cup (2.1oz. each) for $12 - 20% off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $9 with free shipping on $35+ or with Prime. 75 cents per cup vs. $1 at Walmart.