20% Off At Waitrose by Mario | Sep 21, 2016 | Uncategorised | 0 comments 20% Off our Premium Pure Butter Puff Pastry at Waitrose. Available online at waitrose.com or in store. please see stockist page for a full list of stores that sell the product. Offer runs from 21st September 2016 to 11th October 2016. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.