A vegan man claims Burger King cooked Impossible Whopper alongside meat A man is suing Burger King because the meatless Impossible Whopper is cooked on the same grill as meat products, the lawsuit alleges. The class action lawsuit, filed Monday in the Southern District of Florida, claims that although the burger chain advertises its vegan option as meat-free, it is contaminated by meat by-product because it's cooked on the same grill as meat products. The suit accuses Burger K