Basis. Preheat the oven to 180 C. Beat with a mixer on low speed flour, sliced butter and powdered sugar. You should get this dough crumbs from the oil - type stresses grated on the cake. Pour it in a square shape about 20 cm x 20 cm and evenly spread out along the bottom. Bake until the dough has seized, but not yet flushed. Cool. Filling. Whisk all ingredients and pour over cooled base. Bake for 30 minutes (my oven, you may have less), checking for readiness as cheesecake - when potrazivanje middle should sway. Cool first on the table, then in the refrigerator in the baking pan, do not remove. Cut into squares and sprinkle with powder. The filling has a delicate creamy texture - delicious!!!