Besides the traditional delicate puff pastry, for the preparation of this cake also need separately melted butter, slices of smoked salmon, whipping cream, finely chopped chives, salt, pepper, and actually, black caviar.
After baking is ready for every single piece lay out 3-4 slices of salmon. Leftover salmon chop and mix with the cream in a separate bowl. Then added to the mixture chives, salt and pepper. The sauce is ready. Pour the sauce on top of the baking and the surface of “sandwich” generously lay out with black caviar. “Napoleon” is recommended to be served with champagne or white wine.