The recipe was popularized by Pasquale Scala, and a group of his associates who started small beef stands in Chicago and used similar recipes, perfecting Chicago’s original Italian beef sandwich.
Resep ini dipopulerkan oleh Pasquale Scala, dan sekelompok rekannya yang memulai usaha kecil daging sapi di Chicago dan menggunakan resep serupa, menyempurnakan sandwich Italian beef asli Chicago.