Plain cookie on yogurt with jam.

Step 1

Yogurt, butter and egg should be pre-cooled . Sift flour , add baking soda , sugar and butter, chop with a knife
It turns out this baby here
Pouring cold yogurt
Add the yolk from the egg.
Knead the dough plastic uncool . It will slightly stick to hands . Divide the dough in half and remove it in the freezer for an hour ( on the part of the dough cools faster )
Roll out one piece and lay flat on a greased baking paper .
On the formation surface smear test any jam , jam or condensed milk (this time I had a plum jam ) . By the way, if the jam is watery , then add the 1 teaspoon of starch.
We took out a second piece of dough from the freezer , roll out and cover the top. Lubricates the surface of the egg white or milk.
Bake cookies in the oven 25-30 minutes at a temperature of 180 ° C