Complex sentence: There are several variations of fillings depending on where you have pierogi, but some may include: potato and cheese, mushrooms, sauerkraut, meat, potato and sour cream, fruits such as blueberry, or even spinach.
Split into simpler sentences: There are several variations of fillings depending on where you have pierogi. Some may include potato and cheese, mushrooms, sauerkraut, meat, potato and sour cream, fruits such as blueberry, or even spinach.