Polish Cheese Dumplings (Pierozki)

2 cups of  flour
2 eggs, well beaten
Pinch of salt
2 tablespoons of melted butter

Mix together. Make the dough so that it will be firm. Knead it well on a well floured board. Roll to about 1/8 inch thickness and cut into circles with a glass (about 3 inches wide). 

FILLING

1 1/2 pounds of  dry cottage cheese (if you buy reg. sm. curd, drain it well)
5 potatoes, peeled, boiled and mashed
1 small onion, diced
1 tablespoon of melted butter
Salt and pepper to taste

Mix the filling ingredients together well. Place a small amount on each circle. Fold over and seal with a fork brushed through flour. Place, a few at a time, into boiling water until they bob to the top of the water, about 3-4 minutes. Drain and rinse with cold water and drain well. Place in dish and cover with melted butter. Serve with sour cream. Delicious!