On Amazon right now you can get Kashi Organic Promise Cereal, Autumn Wheat, Whole Wheat Biscuits, 16.3 Ounce Boxes (Pack of 4) for just $9.21 when you clip the 25% off coupon. This works out to just $2.30 per box!
This will ship free with Amazon Prime or qualifies for free Super Saver Shipping with a $49 purchase.
Note: Amazon prices and promotions can change at any time. The price(s) listed in this post is/are subject to change.