Exactly how bad for you is the viral M&S Cornflake Cookie? It's lower calorie than chocolate hobnobs - but how does it compare to Ben's and Millie's?
Some London stores have reported hoards of cookie-loving customers queuing before opening time to get their hands on the freshest batch.
Reported by Daily Mail. We will add other newspapers as they cover it.
How the newspaper covers this story
Exactly how bad for you is the viral M&S Cornflake Cookie? It's lower calorie than chocolate hobnobs - but how does it compare to Ben's and Millie's?
Some London stores have reported hoards of cookie-loving customers queuing before opening time to get their hands on the freshest batch.
