Euromaxx | A la carte: Meat Pirogies from Sopot

This recipe comes to us from Jarek Bomba,head chef at the Taverna Sopocka.
Ingredients for the dough
340 g. flour
1 egg
approx. 125 ml lukewarm water
salt
Ingredients for the filling
350 grams cooked beef
1 medium-sized onion
40 grams butter or lard
2 tablespoons thick broth
salt,pepper
Preparation
Knead the dough. Divide it into two portions,one will not be used and should be covered.
Filling