basically Hershey's, to make their chocolate cheaper, uses a process that produces butyric acid, the chemical that gives vomit its taste and smell. in an attempt to mimic the Hershey's chocolate flavor, competing companies added butyric acid into their own chocolate recipes.
Op clearly hasn't tried kit Kats if he thinks American chocolate sucks
kit kats were blessed by the good lord himself
Kit Kats originated in England.