Esterhazy Torte (Hazelnut & Chocolate Layer Cake)

Esterházy torta is a Hungarian cake (torta) named after Prince Paul III Anton Esterházy de Galántha (1786–1866), a member of the Esterházy dynasty and diplomat of the Austrian Empire. It was invented by Budapest confectioners in the late 19th century and soon became one of the most famous cakes in the lands of the Austro-Hungarian Monarchy. Esterházy torta consists of buttercream spiced with cognac or vanilla, sandwiched between four and five layers…