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Impossible Burgers Touching Beef Whoppers Have Vegans on Alert

  • Burger King will cook the plant-based patties on same broiler
  • It’s a problem for vegans but not for flexitarian population
Burger King’s Impossible WhopperPhotographer: Michael Thomas/Getty Images
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Is a vegan burger that touches beef fat still a vegan burger?

That’s the question fast-food chains are grappling with as they increasingly add plant-based options to their menus -- but not necessarily the expanded infrastructure to cook the patties separately.