You might think new ideas in food startups are done to death. From ghost kitchens to 10- minute grocery deliveries, many people buy and cook our food, so we don’t have to.  Now, a US company called Wonder has created an entirely new business model: chefs-on-wheels.  It’s a somewhat novel idea. Consumers order food through a mobile app. The food is par-cooked (in ghost or restaurant kitchens), but it comes to you in a van equipped with a kitchen and a chef that finishes your meal in the truck right outside your door — using equipment like sous vides and…

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