The dough does not leaven: Mix the starter at its peak with milk and loaded it in HP. Add the egg, melted (not hot), butter, sugar, salt, zest. Weigh the flour, but the whole thing rolling, because it may take less or more. Included HP to software batch-lift, I have it 10 min. knead, 20 min rest, 20 min knead, rest of the time lifting. As soon as HP ceased to knead takes 2.5-3 hours, the dough will rest (photo at start of rest). The dough yeast with warm milk, pour the yeast and allow to stand for 5-10 min to dissolve the yeast. On downloadable all ingredients in CP, according to your instructions. Putting the program batch. Flour all at once rolling in, because it may take less or more and leave for 40-50 min. until the dough increase in 2 - 2,5 times.

Start to cook the cream. Measure out the milk. Starch dilute a small amount of cold milk.

The remaining milk mix with sour cream, sugar, vanilla and put on medium heat. Enter the starch, continuously stirring, bring to a boil. The cream should thicken. Remove from heat and let them cool, from time to time to stir.

Our dough came after 2 hours if it is yeast or 40 minutes if the yeast. The form with removable sides to lay parchment and spread the dough evenly on the bottom of the form (26 cm, you can take shape a bit more).

Spread cooled by this time the cream. View, the photo shows how thick it is.

Evenly distribute it on the test.

The currants, wash them well, drain off water and mix with 1 tbsp of starch. Pour it on top of the cream.

Do streusel. In principle, it can be done during the lifting test. To do this, sift the flour and mix with coconut, sugar, add butter cut into slices. Grind the ground with your hands or using two forks to a state similar to bread crumbs, it is more convenient to use the mixer with the beaters for whipping.

Evenly distribute crumbs. If pie in the yeast, then leave it to rise for 1-1. 5 hours. If the cake yeast for 30 minutes to rise. Put into the oven for 40 mins at 180*C. If much is to fry the top, cover with parchment.