Read more: 30 Types Of Cake, Explained Garten's lemon curd filling isn't the only time her recipe calls for flour. Rather, the Barefoot Contessa's shortbread-inspired crust similarly hinges on 2 ...

Put the butter into a large heatproof bowl over a pan of barely simmering water and melt. Meanwhile, put the juice, zest, eggs, and sugar into a bowl and, using a whisk, beat together thoroughly ...