Update [2/6]: There's a YMMV method on the Apple Cinnamon. Click to 1-time purchase, click the $2.16 coupon, click to S&S option, click the 30% coupon, check out. Should be $9.51.

Amazon has a 48-Count (3-pack of 16-count Boxes) 1.3oz Kellogg's Nutri-Grain Soft-Baked Breakfast Bars (Strawberry or Apple Cinnamon) for $18 - 30% off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (cancel anytime) = $12 with free shipping on $35+ or with Prime.