 George (who developed the creamy yellow mustard) and another brother, Francis, introduced French's mustard in 1904.In 1926, French's was sold to J.& J. Colman of the United Kingdom, a company that produced home care products such as Lysol, Reckitt's Blue and Brasso, and its own mustard brand, as well as other products such as the Frank's RedHot condiment line.