Sow the flour, add the vanilla and baking powder, and add the soft butter.
RUB until crumbs form, add kefir.
Knead the elastic dough, add flour if necessary, roll out the dough, cut into strips 30 cm long and 8 cm wide. Put the sugar in the center and the cherries, peeled from the seeds, on top.
Pinch the edges, forming a roll. Grease a baking sheet with butter, lay out the rolls in the form of a snail.
Bake for 30 minutes in a preheated 180 degree oven. After cooling, sprinkle generously with powdered sugar.
