Tesco has issued an urgent product recall and shoppers are being warned not to eat certain biscuits from its stores. Packets of Tesco Free From Digestive biscuits may contain small pieces of metal that make them unsafe to eat. Anybody who has these digestives in their cupboard is being advised not to eat them and to return them to their nearest Tesco store. The supermarket giant has advised that a receipt is not necessary to get a full refund. The affected Free From Digestive Biscuits come in a 160g packet and cost £1.30. The best before date is March 2023 and no other batch dates are feared to contain the small pieces of metal. Read more Derbyshire shopping stories The Food Standards Agency issued the recall notice on April 8 and advised shoppers not to eat the recalled biscuits. They have already been removed from shelves at Tesco stores across the UK, reports the Manchester Evening News. A statement on the FSA website reads: "This product may contain small pieces of metal which makes it unsafe to eat.