For their signature bake, the quarterfinalists were tasked to produce a cheesecake in 21⁄2 hours. For the technical challenge, the bakers were asked to bake a chocolate roulade in 1+3⁄4 hours using Mary Berry's recipe. For the showstopper, the bakers were asked to create a Croquembouche-inspired bake in 5 hours.
| Name | Type | Role | |
|---|---|---|---|
| Sue Perkins | Host | ||
| Mel Giedroyc | Host |