Great British Bake Off viewers call out 'very silly' challenge for 'messing around' with classic treatThis week's Technical challenge left those at home unimpressedView 2 Images It was School Week on the Great British Bake Off (Image: Channel 4)Great British Bake Off viewers called out a ‘very silly’ challenge for ‘messing around’ with a classic treat on the latest edition of the programme. ‌With Alison Hammond and Noel Fielding serving as the head teachers, the contestants’ Technical challenge saw them having to make a classic school treat. The bakers were informed that they had to make a batch of 12 identical flapjacks, with a classic oaty base and an extra filling or topping. View 2 Images Alison Hammond on The Great British Bake Off (Image: Channel 4)Paul added: “The flapjack is full of sugar and golden syrup. Article continues below@DaiveDK_LDN said: “Who had flapjacks at school?” @AVoxPopz added: “#GBBO I like a flapjack.