Insomnia Cookies invites fans to show off their Halloween spirit by visiting a store in costume to enjoy this limited-time offer. This special promotion gives each costume-wearing customer a complimentary cookie, adding a little extra sweetness to their Halloween festivities.
How to Redeem: Visit an Insomnia Cookies location between October 28 and November 3, wearing a visible Halloween costume to claim one free Classic cookie per day. No purchase is required, but only one cookie per customer per day is available.