04:32The Food ChainBringing dark kitchens into the lightBBC World Service Duration: 28 minutes Thu 30th Mar 2023, 04:32 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowAre the hidden-away catering spaces undergoing an image change? Show more GenresFactualFood & DrinkFormatsMagazines & ReviewsBrandThe Food Chain Source: BBC Online