Kirsten Tibballs, who MasterChef proclaims 'the queen of chocolate', is one of Australia's most celebrated and internationally respected pastry chefs and chocolatiers. She is Pastry Chef & Director at Savour Chocolate & Patisserie School in Brunswick, Melbourne, which she owns.

Kirsten represented Australia at the World Pastry Championships in Las Vegas, where she was recognised as the best in the world for her handmade chocolates, as well as winning gold in the Pastry Olympics in Germany. She has also been a judge at the World Chocolate Masters in Paris, The Patisserie Grand Prix in Japan and The World Chocolate Masters National selections in London.

Kirsten makes regular appearances on TV, including Everyday Gourmet with Justine Schofield, and has presented numerous chocolate challenges on MasterChef to test and inspire the contestants. She regularly contributes recipes and articles to a number of the world's leading pastry publications including so good, Pastry and Baking North America, Pastry and Baking Asia Pacific, Baking Business and Australasian Baker.