The Great British Bake Off Season 8 Episode 4

Overview
It’s Caramel Week and the bakers make caramel biscuits and turn up the heat with showstopping mousse cakes. Who gets a taste of sweet success, and whose mousse cuts them loose?
It's Caramel Week and the bakers make caramel biscuits and turn up the heat with showstopping mousse cakes. Who gets a taste of sweet success, and whose mousse cuts them loose?