Following Nick Hewer and Jamie Laing’s valiant bids to be the most cack-handed contestant the tent has ever seen, Lee Mack turns up at this week’s Stand Up to Cancer Bake Off not knowing what a cooking apple looks like.

As Lee (who used to share a flat with presenter Noel Fielding) struggles with the basics, his competitors Griff Rhys Jones, Joe Lycett and Melanie Sykes get going with their
blondie recipes.

Paul claims that blondies – a culinary cousin of brownies – are the simplest thing in the world to bake, but we’ll see about that…

Finally, the showstopper challenge demands our famous foursome produce a cake with a
big surprise.

As long as the surprise isn’t food poisoning!