Leading UK food businesses call for clearer rules on food labelling

Exclusive: letter from 11 bosses follows deaths of two Pret a Manger customers who suffered allergic reactions

The bosses of 11 of the UK's leading food businesses have written an open letter calling for clearer rules on food labelling after the deaths of two Pret a Manger customers who suffered allergic reactions.

Pret is among the businesses that have signed the letter, organised by the foundation set up by the family of 15-year-old Londoner Natasha Ednan-Laperouse, who died after eating a baguette containing sesame seeds.