Sacked pizza factory worker admits stuffing razor blades into crusts Supermarkets have issued a product recall after several pizza bases were found to have razor blades hidden inside them – former factory worker Nicholas Mitchell has admitted tampering with the products A man later identified as Mitchell was spotted loitering near the pizza display cabinets (Image: Saco Police Department) The Daily Star's FREE newsletter is spectacular! Sign up today for the best stories straight to your inboxInvalid EmailSomething went wrong, please try again later. Sign up today! When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice.