Polish Boiled Pierogi with Potatoes and Cheese

Method

1. Boil potatoes until tender, mash with butter, salt, and pepper.
2. Mix grated cheese with sour cream and season.
3. Combine flour and water with salt to make dough, knead until smooth.
4. Roll dough into circles, fill with potato or cheese mixture, seal, and boil for 3-4 minutes.
5. Serve with additional sour cream and chopped chives.