Yeast dissolves the salt, add the water and the oil. In flour is made well and pour the mixture, knead dough, until a sprung. The dough is left to stand for 30 minutes rolled sheet is thick, cut circles. Spread bottom circle with white on it and put cream. Cover with top range, which is glued and left to rest (about 15 minutes). Fry in oil bath and are served sprinkled with powdered sugar. Cream is prepared by adding water to sugar, put it on the fire and bring to the boil pour the dissolved starch. Nice cream is lukewarm, not hot. * You can use jam instead of cream.