Pret A Manger

Several supermarkets have temporarily removed the chicken items as a precautionary measure against salmonella contamination.

Research has found that around 40% of businesses have not heard of Natasha's law, which will require them to provide allergen information on pre-packaged foods.

A staff member did not check the store’s allergen guide before telling a Bath student her meal did not contain sesame. She later went in to anaphylactic shock.