(November 26, 2019, 2:32 PM EST) -- MIAMI — Burger King Corp. is accused of unjust enrichment for marketing its new “Impossible Whopper” as meat-free, when the cooking process allegedly contaminates it with meat byproduct, in a class action complaint filed Nov. 18 in federal court in Florida (Phillip Williams, et al. v. Burger King Corporation, No. 19-24755, S.D. Fla.)....