Custard cake can refer to
Flan cake, a Filipino dessert made with chiffon or sponge cake topped with a layer of crème caramel Flancocho, a Puerto Rican dessert made with a sponge cake topped with a layer of crème caramel and cream cheese Mille-feuille or custard slice, a French pastry with alternating layers of pastry cream and puff pastry Yema cake, a Filipino chiffon cake with a custard filling An old name for Boston cream pie
See also List of custard desserts