Which food delivery company pioneered the large-scale 'ghost kitchen' concept in 2016 by opening multiple delivery-only restaurant brands from centralized, non-customer-facing kitchens?

Ghost kitchens (or dark kitchens) have transformed the food delivery landscape, operating as delivery-only restaurants without physical dining spaces. This retail innovation has exploded during the pandemic and continues reshaping how restaurants expand their reach without traditional brick-and-mortar investments. Test your knowledge about this fascinating food industry trend that's changing how restaurants approach retail expansion and digital transformation.

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Deliveroo (with its 'Editions' concept)
DoorDash (with its 'DashMart' concept)
Uber Eats (with its 'Virtual Restaurants' concept)
GrubHub (with its 'Shadow Kitchens' concept)