Twelve of Australia's best amateur bakers tackle three tricky cake challenges - a signature personal story cake, a tricky technical raspberry and black pepper curd cake, and a two-tiered layer cake.

Eleven amateur bakers bid to win a biscuit war with their signature fondant biscuits, delicious peanut and choc chip explosive wheels, and a spectacular biscuit game.

In Bread Week, our remaining amateur bakers compete to make a Sweet Loaf, a difficult Fougasse bread, and an eye-catching Bread Centrepiece.

In Winter Week, our remaining bakers tackle warming winter favourites - baking classic savoury pastries, a carrot and cumin tart, and creating a decorative pie with 3D art.

In Vintage Week, our remaining amateur bakers step back in time to bake filled profiteroles, a tasty beef wellington, and create a classic checkerboard cake.

In Dessert Week, amateur bakers compete to create three delicious desserts: a family favourite, a beautiful layered Opera Cake with a twist, and a Showstopping fun-filled Ice Cream Cake Pop.

Our amateur bakers compete to show us a tangy tropical side to baking for Citrus Week, taking on Individual Citrus Tarts, a Gin and Tonic Roulade and a Citrus Meringue creation.

The amateur bakers take a trip around the baking world with Signature Turkish pides, a steamed Rainbow Lapis from South-East Asia, and super-size the famous French macaron with a Jacked Macaron Stack.

Our remaining bakers must make chocolate creations - stunning decorated chocolate cakes, a combined Technical challenge from the judges, and two different types of individual mirror glazed cakes.

Our final bakers face off to win, creating their Signature high tea, a difficult Technical Terrine set by Bake Off royalty Maggie Beer, and for their final Showstopper a 3D Illusion Cake.