The Only Thing French About French's(R) Mustard Is The Name! Tuesday March 18, 6:01 am ET Robert T. French's All American Dream Lives On WAYNE, N.J., March 18 /PRNewswire/ -- Recently there has been some confusion as to the origin of French's mustard. For the record, French's would like to say, there is nothing more American than French's mustard. Born in New York by the R. T. French company, French's Cream Salad Mustard made it's debut in 1904 at the St. Louis World's Fair along with it's side kick, the hot dog. Both were an instant success! By 1915...