In warm milk thoroughly dissolve the yeast, add a teaspoon of sugar and tablespoon of flour, stir, put the dough into heat until bubbles, about 15 minutes. Berries pre-thawed, mix with sugar and flour. In a bowl gently RUB the melted margarine, egg, sugar, vanilla sugar, vegetable oil and salt, pour this mixture into the yeast mixture, stir, pour a glass of sifted flour, mix, then adding the remaining sifted flour, knead a soft dough. Cover, remove to heat up to lift 2 times, about 1-1.5 hours. Coming up the dough to shift in greased with vegetable oil table, to divide it into 8-10 balls. Then give each a smooth shape to pass on to the baking pan, covered with oiled paper, each ball flatten, making a round shape, let stand for 5 minutes.

Then the bottom of Cup grease with vegetable oil and slightly flatten them to the middle of the rolls to make small indentation. In each recess to put the filling, lightly press it into the dough. To give the cheesecake should stay on for 10-15 minutes, then the edges to grease with a yolk mixed with milk. Put in a preheated 200 degree oven, bake until Golden brown. Ready cheesecakes can be sprinkled with powdered sugar. Bon appetit!