‘The Geometry of Pie’ follows Executive Head Chef and renowned pastry expert Calum Franklin around London, capturing glimpses of churches, museums and architectural details – from Whiteleys to the British Museum – that influence his pie designs, as well as showing the process behind the pies served to diners each day at Holborn Dining Room. Fascinated by his attention to detail, the film delves into the intricacies of perfect pastry and reveals the inspiration behind his spectacular creations. From art to architecture, MC Escher exhibitions to antique moulds, Calum draws on both historical references and everyday details to design and build pies that look as good as they taste.