To prepare the dough (the author of Goldilocks :D ): Dry yeast immediately mix with the flour. In a bowl, mix the eggs, salt, sugar, melted margarine, water and sour milk, gradually add flour mixed with yeast and kneading the dough. When all flour is added, the dough is kneaded, pour Rast. oil and again knead the dough for another 15 minutes, until it becomes smooth and will not stick to hands. The bowl with the dough cover with a cloth and put in warm place to raise. After about 1 hour the dough will rise, punch down it and again put for the second rise. Form the dough lepeshechki, put the stuffing (peeled and chopped rhubarb sprinkled with sugar), on the edge stung like cheesecake

Let stand for 20 minutes. Brush with beaten water egg. Bake at 210 C. for even Browning