Vogue's editors know a thing or two about style, but just how well can they bake? For Mary Berry’s 90th birthday, the team at British Vogue were challenged to bake a birthday cake for the national treasure, with one declaring it “the worst 12 hours of [their] life”. #MaryBerry #BakeOff #Vogue British Vogue recommends: https://www.youtube.com/watch?v=RJtXPm01Mdc https://www.youtube.com/watch?v=lZL-d9Pcu6E https://www.youtube.com/watch?v=s93zP7eHTCo Watch more from British Vogue: https://www.