When billionaire candy tycoon Forrest Mars Sr. retired and moved to Henderson in the late 1970s, the man who invented M&Ms and the Mars bar wanted to make chocolates distinct from the ones that made him a fortune. The man, referred to as a “modern day Willie Wonka” and the “Howard Hughes of candy,” chose a spot near Sunset Road and Mountain Vista Street and opened a gourmet chocolate factory named in honor of his mother.