<P> The show brings ten amateur baking contestants together in a bake - off competition of "themed culinary challenges" to find a best, over-all competitor . Each episode features three rounds: the Signature Bake, the Technical Bake, and the Showstopper . After the judges taste and critique the entries, they will decide which contestant is crowned each week's "Star Baker," and which contestant will go home . Pastry chef Bruno Feldeisen, a multiple James Beard Award nominee and the former executive pastry chef for Four Seasons Hotels in New York and Vancouver, and Quebec - born pastry chef Rochelle Adonis, the European - trained creator of a flagship high tea salon and eponymous confectionery brand in Australia, served as judges . </P> <P> Once pared down to the final three bakers, they will compete for the Great Canadian Baking Show title . </P> <P> Produced by Proper Television in association with the CBC and Love Productions, the show's first season was filmed on the grounds of the Windfields Estate in Toronto starting mid-July 2017, and the premiered November 1, 2017 on CBC . Levy, a self proclaimed "huge fan" of the British series upon which the show is based, stated that he "actively pursued" the hosting role . </P> <P> The executive producer is Cathie James, and the series producer is Marike Emery . </P>

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