To pound yolks with sugar, pour in the oil with a cold serum (I poured a quarter Cup of whey and topped up the oil to half Cup). The serum can be replaced with cold water or milk.

Add vanilla to taste, and flour mixed with baking powder. Flour I can find an approximate number, it is necessary to add as much to get soft and manageable dough, behind hands. From test to separate small piece (about the fifth part) and put in the freezer. And the dough while the oven's heating up, you can put it in the refrigerator, it will benefit, as any sand test.

Preheat the oven to 180 degrees. A large part of the test to distribute in the form (20 cm diameter), forming the sides (not too high, three centimeters). Prick bottom with a fork and send in the oven for 10 minutes meanwhile, prepare the filling.

For the filling, sift cocoa and powdered milk, mix with sugar. Whites mix with a mixer the dry mixture. Whip will not work – fat milk will not give the squirrels how to climb.

Pour the mixture onto a lightly podmechenno basis.

A pending piece of dough to remove from the freezer and evenly RUB on a coarse grater directly on the surface of the fill. Now – half an hour in the oven.