Opera cake

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 (or Grand Marnier) buttercream, and covered in a chocolate glaze.

According to Larousse Gastronomique, "Opéra gâteau is an elaborate almond sponge cake with a coffee and chocolate filling and icing."