Prue Leith reveals real reason she quit The Great British Bake Off after nine yearsDame Prue Leith has admitted she had been "dithering for years" about when to quit being a judge on The Great British Bake Off, and now she's opened up about leavingView 4 Images Prue Leith has said she quit Bake Off as she wanted to "work less and play more" (Image: PA Media)Dame Prue Leith has opened up about why she quit The Great British Bake Off. ‌Prue has admitted she finally decided to leave Bake Off as she wanted to "work less and play more". Writing for The Spectator, Dame Prue said: "I have been dithering for years about when to stop judging The Great British Bake Off. Dame Prue has also thrown her support behind cookbook author Nigella, describing her as "a great baker" and "mighty glam". The Great British Bake Off will air later this year.