June 6, 2013 No Comments FREE Glazers Donut at Kwik Trip on 6/7 Stop by any Kwik Trip on National Donut Day, 6/7/13 and get one FREE Glazers Donut. Coupon valid on Friday, June 7th only. Store locations. FREE Glazers Donut at Kwik Trip on 6/7 – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.