Meat pie which finally found THIS RECIPE

INGREDIENTS
flour 400g
warm water 50ml
sugar 1 tsp
yeast 0.5 tsp
melted butter 80g
warm water 100-120ml
egg 1pc
salt 1 tsp
butter for lubrication 100-150g

filling
ground beef 300g
onion 1pc
salt and spices coriander
bake 180-200 ° С for 40-45 minutes