Dubbed the Queen of gluten-free baking by Nigella Lawson herself, Becky Excell is on a mission to prove anything can be made sans gluten if you put your mind to it – and without compromising on taste.

This “absolute classic” is one of food writer Becky Excell’s partner Mark and his dad Steve’s favourite desserts, “so I end up making this quite often!” she says. “Fortunately, the ingredients are all ...