Of the 10 product, mix dough. Allow to rest for 30 minutes to rise and double in volume. Meanwhile, prepare the stuffing as mix the chopped leeks, crumbled cheese, egg + 1 egg white.
Allocate the yolk for coating the patpiesties. Split the yeasted dough in 16 balls. Each ball is placed on a greased plate and pulled with greased hands until it’s a translucent crust that forms a rectangle about 20 to 25 cm.
Spread some filling, roll it into a wrap and then, a snail. Prepare the greaed pies in a pan, brush them with beaten egg yolk with a tablespoon of oil and milk.
Leave to rise for another 20-30 minutes and bake in moderate oven