Great British Bake Off viewers and bakers alike were left stunned when judges Paul Hollywood and Prue Leith set a "ridiculous" task. In the show's first-ever Back to School Week, the bakers were instructed to create sweet treats often associated with school dinners. Making sprinkles, honestly." #GBBO," while a fourth added: "#GBBO Making them make their own sprinkles is a step too far." The episode marked Great British Bake Off's first-ever Back to School Week | CHANNEL 4 "I have met some incredible talented inspiring bakers so it's not all bad."