Ukip MEP Paul Nuttall said the ruling made the “bendy banana law” look “positively sane”.

He said: “I had to read this four or five times before I believed it. It is a perfect example of what Brussels does best. Spend three years, with 20 separate pieces of correspondence before summoning 21 professors to Parma where they decide with great solemnity that drinking water cannot be sold as a way to combat dehydration.