Pierogi (Polish Dumplings)

Side
Polish
Pierogi (Polish Dumplings)
Butter2 tbs
Chopped Onion1/3 cup
Sauerkraut1 1/2 cups
Butter3 tbs
Chopped Onion1/2 cup
Potatoes2 cups
Eggs3
Sour Cream1 pot
Flour3 cups
Salt1/4 tsp
Baking Powder1 tbs