It is debatable whether the various British cultural attitudes to doggy bags will be overcome to help reduce the amount of food thrown away.

BBC: Doggy bag: Why are the British too embarrassed to ask?

Japanese chain Wagamama offers doggy bags at all 73 of their restaurants if diners request one, and even the more upmarket restaurants are willing to assist.

BBC: Doggy bag: Why are the British too embarrassed to ask?