Choux à la crème is a simple French cakes. Choux à la crème is a choux pastry ball filled with whipped cream, pastry cream, or (particularly in the US) ice cream. The puffs may be decorated or left plain or garnished with chocolate sauce, caramel, or a dusting of powdered sugar. This cakes really suitable for Christmas. You can make a Christmas Tree from Choux à la crème , but you need to make many of them.