gradually beat in the butter and then the praline paste. When the cakes are cold, trim the tops with a large serrated knife. Split each cake into two layers. Spread a 1/4-inch layer of the ...

Once baked and rolled, fill the cake with a luxurious Nutella buttercream or a silky hazelnut praline cream ... a smooth and glossy chocolate ganache that adds a layer of richness and indulgence.