Food outlets should list all ingredients in order to protect customers with allergies, the Food Standards Agency (FSA) has proposed.
The FSA has recommended ministers adopt strict new rules, which include highlighting the 14 major allergens.
The proposals follow the death in 2016 of Natasha Ednan-Laperouse, who had eaten a sandwich from Pret a Manger.
Pret a Manger has already started rolling out full labelling on all its products.
FSA chairwoman Heather Hancock said the FSA had chosen the strictest of the options they had under discussion because “ultimately this is a life-threatening issue for a proportion of the population”.
However she acknowledged that there was a risk that business might find the new rules onerous and might consider not serving people with allergies altogether.
“We are balancing consumer protection, public