When a misguided halloween costume resurfaced on social media in June - no one could have predicted the events that ensued. It ignited a twitter storm about racism in food writing and led ultimately to the resignation of two food editors at major US publications. Graihagh Jackson hears from the whistleblower at the centre of the controversy and from critics of mainstream food media, who say myopic, white-washed and problematic representations of food are all-too-common. We hear from people trying to change the status quo and ask if this is the moment of reckoning the industry needs. If you would like to get in touch please email thefoodchain@bbc.co.uk (Picture: Letters on a chopping board. Credit: Getty Images/BBC)