Beefburger -

: Founded by Walter Anderson and Billy Ingram, it was the first burger chain to use standardized mass production.

: Sold burgers with mustard and onion at the 1904 St. Louis World’s Fair. beefburger

: In 2013, the first lab-grown burger was produced at a cost of €250,000 to prove that beef could be created without slaughtering animals. : Founded by Walter Anderson and Billy Ingram,