Plot: Jock Zonfrillo, Melissa Leong and Andy Allen take the helm of the show that celebrates food and the love of food. Jock, Melissa and Andy will be joined in the MasterChef Australia kitchen by a delicious assortment of the world’s best chefs, including Gordon Ramsay, Heston Blumenthal and Curtis Stone, to serve up the 12th helping of MasterChef Australia