Don’t let the tower of crêpes intimidate you. This cake is actually very easy to assemble. Follow these simple steps and you’ll master this class with flying colors.

The triple citrus curd cooks very quickly, so watch it closely. Once the curd has thickened and registers 170° on a thermometer, strain it through a fine-mesh sieve for a super smooth texture. Then cover the surface of the curd with plastic wrap to prevent a skin from forming while chilling.