Add Yahoo as a preferred source to see more of our stories on Google. Explore the most common types while learning how to buy, serve, and store this luxurious food. Riou / Getty Images When you’re ...
Known as a luxurious seafood delicacy, caviar is the roe, or eggs, of different varieties of sturgeon fish. The most common varieties are osetra, beluga, kaluga, sevruga, sterlet, and hackleback.