What is "pirog"?

Pirog, also known as a Russian pie, is a traditional dish that is popular in many Eastern European countries, including Russia, Ukraine, and Poland. The dish consists of a pastry dough that is filled with a variety of ingredients such as meat, vegetables, or cheese. The pie can be baked or fried, and is often served as a main course or as a snack. The filling can vary depending on the region and personal preferences, and can include a variety of ingredients such as mushrooms, sauerkraut, potatoes, or eggs. Pirog is a hearty and satisfying dish that is often enjoyed during special occasions such as holidays or family gatherings. It is a staple of Eastern European cuisine and is often served with a side of fresh vegetables or a salad.