Caviar of the Russian sturgeon (Acipenser gueldenstaedtii) occupies an honorable place in the black caviar table of ranks. Many gourmets say that it is the Russian sturgeon caviar that is truly the best. The color of Russian sturgeon caviar ranges from dark brown to golden, but sometimes it is also blue-gray. This type of caviar has a distinct, almost nutty taste. Ingredients: Sturgeon caviar (Acipenser gueldenstaedtii), salt, E285