MasterChef Australia

Season 18 Episode 15: Immunity Pin Challenge: Banging Sandwiches

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Watch MasterChef Australia season 18 episode 15 tv series online free
Release: May 13, 2026

MasterChef alum and social media star Khanh Ong sets an epic challenge to create a bold, out-there sandwich with a banging cross section, to win the first immunity pin of the season.

MasterChef Australiaexpand_lessSeason 18
Episode 1
Auditions, Day 1: Your Dream on a Plate
Episode 2
Auditions, Day 2: Food Dream
Episode 3
Auditions, Day 3: Showstopper Dish
Episode 4
Mystery Box Challenge: Jimmy & Jane Barnes
Episode 5
Elimination Challenge: Favourite Home Dish
Episode 6
Invention Test: Cereal
Episode 7
Pressure Test: Maggie Beer's Sour Cream Pastry
Episode 8
Immunity Challenge: Ultimate Breakfast
Episode 9
Elimination Challenge: Quick Carb Midweek Dinner
Episode 10
Team Challenge: Family Feast
Episode 11
Elimination Challenge: Family Food Traditions
Episode 12
Mystery Box Challenge: Catherine Zhang
Episode 13
Elimination Challenge: Viral Ingredients
Episode 14
Service Challenge: Viral-worthy Dish
Episode 15
Immunity Pin Challenge: Banging Sandwiches
Episode 16
Mystery Box Challenge: Rick Stein
Episode 17
Elimination Challenge: Cuisines from Around the World
Episode 18
Invention Test: Fusion
Episode 19
Pressure Test: Rosheen Kaul's Chou Farci
Episode 20
Mystery Box Challenge: Dim Sim Lim
Episode 21
Elimination Challenge: Heritage
Episode 22
Team Challenge: Team Relay
Episode 23
Immunity Pin Challenge: French Techniques
Episode 24
Mystery Box Challenge: Matt Sinclair vs. Daniel Dobra
Episode 25
Elimination Challenge: Classic Flavour Pairings
Episode 26
Pair Challenge: Chocolate and Peanut Desserts
Episode 27
Elimination Challenge: Time vs. Ingredients
Episode 28
Mystery Box Challenge: Curtis Stone
Episode 29
Elimination Challenge: Pork