The Great British Bake Off: An Extra SliceSeries 9Season 9 · 2025 · 10 episodesEpisodes1Episode 1Jonathan Ross joins Jo and Tom to enjoy Cake Week. Whose fondant finesse did the jduges fancy? And whose Swiss roll saw them tumbling out of the tent first?2Episode 2Stephen Mangan joins Jo and Tom to digest Biscuit Week. Whose crunch packed a punch?3Episode 3Iain Stirling, Natalie Cassidy, and Kiell Smith-Bynoe see whose bread was pulled apart.4Episode 4Joel Dommett, Finlay Christie and Prue Leith see whose school bakes sealed their 'fete'5Episode 5Lorraine Kelly, Julian Clary and Harriet Kemsley dip into Chocolate Week with a fondue review6Episode 6Alison Hammond, Jonathan Ross and Joe Thomas digest Pastry Week. Whose Technical got pied?7Episode 7Tom Davis, Amy Gledhill and Scarlette Douglas discuss Meringue Week with Jo and Tom8Episode 8Paul Hollywood, Harry Hill and Melvin Odoom see who had a wobble with their trifle9Episode 9Joe Wilkinson, Cherish Finden and Katherine Ryan enjoy a slice of patisserie paradise10Episode 10Prue Leith, Oti Mabuse and Jon Richardson enjoy the last slice of the series. Which baker took their French delights to dizzy new heights? And whose biggest cake in history took showstopping victory?Season 1Season 2Season 3Season 4Season 5Season 6Season 7Season 8