Here's a new SavingStar offer just right for your back-to-school mac'n cheese lover! You can save $5 when you purchase 15 boxes of Kraft Macaroni & Cheese. This offer includes the 7.25 oz. and 5.5 oz. box sizes. Best of all, you don't have to buy them all in one trip. Load the deal onto your SavingsStar store card account, and buy 15 between now and 10/10 to get the $5 savings credited to your account.