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.
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Bristol's going baa-rmy for Shaun the Sheep - and you're sending us the pictures to prove it! Here are your snaps from Shaun in the City.
Bristol's goes baa-rmy as this summer's Shaun in the City trail kicks off. Plan your quest to find all 70 Shauns with this taster guide.
We've been getting acquainted with the Shaun the Sheep sculptures heading out on location for this summer's trail across Bristol