Warm kefir add sugar and yeast. As soon as the ' cap ' add salt, oil part. Small portions we pour the flour and knead soft and elastic dough. Collect the dough as a ball, grease with vegetable oil). Remove in a warm place to rise. I like to add oil to the dough, the part after. In this kneading to lubricate the dough at the end is not necessary.

While the dough is brewing, make filling. RUB the sugar with oil and vanilla (I do this with a spoon) Add the flour, RUB between your hands - it turns out the baby (of Streusel)

Divide the dough into 2 pieces (this number is obtained 2 pie). Divide the dough into 2 unequal parts-the top and bottom. Fewer otsuses to the top. Roll the dough into the reservoir.

Evenly apply the filling

Cover with a second layer of dough and zasiyaet. I did directly in the form, after brushing it with oil. Greased pie with egg yolk, make a puncture with a fork, you can make an incision with scissors

Bake at 180C, until Golden brown

I made a pie and roll