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Kristan Lieb / Chicago Tribune
General manager Fabi Hernandez packs delivery orders on the left March 10, 2017, as cook Wendy Salgado makes a sandwich on the right. Hernandez calls out orders from nine virtual restaurants, which are put together by chefs on two different lines in the kitchen. Green Summit Group runs all the virtual restaurants out of one storefront in Chicago’s Lakeview neighborhood. 
