Co-judges Mary Berry and Paul Hollywood will put the hopeful bakers through their paces in the signature challenge of the quarter-final which will see them showing off their bakewells, banoffees and brownies.
In the technical test, they have to handle the delicate task of producing classic French tuiles.
The showstopper task will require creativity, patience and a steady hand as they build mindboggling biscuit towers with the hope of impressing the judges to make it through to next week's show.
Try one of HELLO! Online's delicious biscuit and traybake recipes - which include cute daffodil pops and guilt-free brownies - at home.