Jimmy Doherty determines whether brioche is bread or cake and why it has become the preferred choice for burgers, and Matt Tebbutt is on a mission to find out why our wine comes in bottles of so many different shapes and sizes. Kate Quilton gets to the bottom of why some ice creams melt faster than others.

The presenters take a closer look at some sweet treats. Kate Quilton cracks the curious case of why faux cherry flavouring in sweets does not taste like the real fruit. Briony May Williams hits the baking trail to uncover how it is that ready-to-eat cookie dough doesn't need baking, and Amanda Byram finds out who put the hole in doughnuts.