Dough:
4 cups flour
1 cup warm water
2 tbsp oil
2 eggs beaten
2 tsp salt
Mix egg, warm water & oil. Add flour & salt. Mix well & knead until smooth. Cover & let set 30 min. Roll out & cut into rounds with a glass dipped in flour.
Filling:
2 cups mashed potatoes
½ cup cottage cheese
Salt & pepper
Place filling in each round. Fold over & drop into boiling water (salted). Boil until they float. Lift out & drain in colander. Pour 1 cup cold water over them. Drain & place in a dish. Sprinkle with oil & toss gently to coat them.
Sautee 1 tbsp onion in oil. Spread over perogies & serve hot.