Happy Hummus Day! Get A Coupon For a Free Hummus From Sabra Posted on May 15, 2014 by Jeri Update: Hummus all eaten up. In honor of National Hummus Day (who knew…) Sabra is offering a Free Buy One Get One coupon for their hummus. Limited number of coupons available, so if you want one… dip into it now. Click here for your Hummus. Share the love: