. "Opera cake is a French type of cake. It is made with layers of almond sponge cake (known as Joconde in French) soaked in coffee syrup, layered with ganache and coffee buttercream, and covered in a chocolate glaze. According to Larousse Gastronomique, \"Op\u00E9ra gateau is an elaborate almond sponge cake with a coffee and chocolate filling and icing.\" The cake was popularized by the French p\u00E2tisserie house Dalloyau."@en . . . "Opera cake"@en . . . . . . "Sponge cake,coffeesyrup,ganache, coffeebuttercream, chocolate glaze" .