This dome-shaped savoury Russian pirog (a baked dough case with either sweet or savoury filling) usually filled with chicken or turkey, eggs, onions, kasha or rice. It is served during special occasions. Name this dish.

_________ is a term used for a sour soup often associated with the soup's variant of Ukrainian origin (also consumed in Russia). It is made with beetroot, which give the dish its distinctive red colour. The same name, however, is also used for a wide selection of sour-tasting soups without beetroot, such as sorrel-based, rye-based and cabbage-based soups. Fill in the blank.

The creation of this dish is associated with a Russian Prince known for his military leadership during the Polish–Muscovite War from 1611 to 1612. A distinct feature of this cutlet is adding butter to minced meat which gives it its especially juicy and tender consistency. Name this dish.

This caviar, one of the most expensive in the world, consists of the roe of a fish that belongs to the sturgeon family. The fish is found primarily in the Caspian Sea and sometimes in the Black Sea basin and in the Adriatic Sea. Name this caviar.

This is a Russian salad that includes diced cooked vegetables (red beets, potatoes, carrots), chopped onions, as well as sauerkraut and/or brined pickles. The name comes from a mixture that is used as a dressing on this salad. Name this salad.