Solly's Grille

Solly's Grille is a Glendale, Wisconsin diner[1] thought to be the creator of the butter burger.[2]

  1. ^ Cite error: The named reference Rich was invoked but never defined (see the help page).
  2. ^ Lapetina, Adam (August 19, 2014). "The 16 essential regional burger styles in America". Thrillist. Retrieved 20 January 2023.