A pudding with fruits and nuts, very popular in Christmas and New Year's Eve. Flan: a kind of rich custard dessert with a layer of soft caramel on top. as opposed to crème brûlée, Martín Fierro: a slice of cheese and a slice of quince preserve (dulce de membrillo). Ricardito: Also as popular, this is a cream-filled treat, covered with chocolate on a waffle base.