The 200g bars could contain hazelnut and almond, which are not declared on the label, posing a potential risk to customers with a nut intolerance or allergy.
The affected products are 200g bars of Sainsbury’s brand Raisin Milk Chocolate with a best before date of 28 June 2017.
Anyone with a nut intolerance/allergy who has bought the product is asked to return it to their nearest store for a refund.