Get your Free sample of Tostitos Cantina Chips or Salsa 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 Tostitos Cantina Chips or Salsa and the entire amount will come off when you scan your card. You have to load it to your card today only (6/7) but you can use it until 6/22 to claim your freebie.