The baking battle lines are drawn in the kitchen for the first Ramsay Cornish Cake-off. Tilly is determined to win and become the queen of cakes. Pulling out all the stops, she bakes her amazing sandcastle cheesecakes, decorating them with colourful windmills. Not to be out-done, sisters Megan and Holly are hatching their own sneaky plan: rock cakes from rock. As competitive as his sisters, Jack is baking his scarily delicious shark brownies. And to make sure he has the judge's attention he turns up to the competition in a full shark costume! When judging is about to begin a last-minute mystery entry is brought to the judging table - an amazing five-tiered caramel sea-salt gateau. Who will be crowned the best Ramsay baker?