Pierogi(Basic Dough; Polish)

Directions

1. 1
   Sift flour and salt in bowl.
2. 2
   Add egg, sour cream and warm water.
3. 3
   Mix together.
4. 4
   Knead dough until smooth.
5. 5
   Divide dough and roll about 1/4-inch thick.
6. 6
   Cut in circles.
7. 7
   Fill with one of the following fillings.