A cook prepares a burger in one of the kitchens of the first kitchen Deliveroo Editions in France on July 3, 2018 in Saint-Ouen, outside Paris. – Deliveroo, which delivers home-made dishes from neighborhood restaurants, has opened shared kitchens in Saint-Ouen, in the Paris region, enabling restaurateurs to test a new market, a concept that it is declining around the world. (Photo by GERARD JULIEN / AFP)