Attention Kroger Shoppers!!!. Get your Free Betty Crocker Mac & Cheese at Kroger and affiliate stores. Must have a Plus Card to get this offer. Load your Kroger Digital coupon in your plus card by entering your card number and your info. Then go to your nearest Kroger store and snag a Betty Crocker Mac & Cheese and the entire amount will come off when you scan your card. You have to load it to your card today only (6/21) but you can use it until 7/6 to claim your freebie.