Calling all Winn Dixie shoppers! There's a new digital coupon for a FREE Box of SE Grocers Cereal at Winn-Dixie that you can add to your Winn-Dixie Rewards Card for a limited time. Click here then log in or create an account if your new. Sort by 'Latest coupons' to locate the free cereal. Valid on one SE Grocers Cereal 11oz-18.7oz. Expires March 9, 2021.