Iron Chef Stephanie Izard.
To become an Iron Chef, she had to beat 6 competitors and 3 Iron Chefs (3 separate battles).
3 Iron Chefs: Bobby Flay (Pepper Challenge), Michael Symon (Cheese Challenge), Masaharu Morimoto (Fish Challenge).
This is the 2nd Iron Chef challenge (Cheese) Episode 6 from "Iron Chef Gauntlet" 2017.