It's hard to imagine the Duke and Duchess cuddling up in front of a good film with a bag of popcorn, but that could very well be the case after the pair revealed their love of the classic snack. During the royal tour of Canada and the USA in 2014, the pair were spotted sharing a bucket of popcorn while they attended a basketball game.

Everyone loves a big wedge of decadent chocolate cake, but William has a fondness for a very specific recipe that he picked up from his grandmother, the Queen – chocolate biscuit cake. It is known to be one of the Queen's favourite afternoon tea snacks, and William clearly inherited her sweet tooth as he even requested it at his royal wedding to Kate Middleton in 2011.