It needed more than 600 eggs for the mix. It had to be baked in an industrial oven. And a forklift was brought in to assemble the all-important parts. But when it came to the crunch, did it all come together?
Watch this video of the military-style operation involved in putting together a Victoria sponge that, it's hoped, will break records.
More top news
Luke Castiglione with the latest weather. Sunny spells this afternoon, heavy showers - some thundery. Brighter in the West.
An extreme endurance athlete from Cheltenham has become the first person in history to complete the British ultra-triathlon
A selection of images from Glastonbury Festival where the music has begun and weird and wonderful things are going on