The sifted flour is put in a large bowl, for kneading.
In the middle of the flour, make a place where you put: boiled and grated potatoes on a small grater, oil, salt, sugar, yeast and water.
Knead an elastic dough.
Cover the dough with a clean towel and leave to rise for 40-50 minutes.
Wallpaper two cake trays with baking paper.
When the dough is leavened, put it in the trays and leave it to leaven for another 15 minutes.
Grease the dough with egg and sprinkle with poppy seeds.
Put in the preheated oven for 30-40 minutes.
The toothpick test is done.
When the bread is baked, remove it from the oven and from the trays, covering it with a clean towel.