You will need
  • The pan size is not less 20х28 cm;
  • Parchment paper;
  • A wooden or plastic spatula is strong enough.
  • For cookies:
  • - 450 g of flour;
  • - 450 g heavy cream (30%);
  • - 22 g of sugar;
  • - 4 grams of salt;
  • - 15 g of baking powder;
  • - 170 g butter (preferably salted).
  • For greasing cookie:
  • To 50 g of water;
  • - 1 egg.
  • For decoration and as a Supplement:
  • - sour cream;
  • - jam.
Mix all dry ingredients in a large bowl, grate the butter. Gently with hands, lifting mixture from bottom, without squeezing and without squeezing, and stir the mixture with butter. Flakes of butter to be enveloped by the mixture. Now the dough you can gently RUB the tips of your fingers should be loose and airy shortbread crumb.
Pour into a bowl of cold cream and stir with a spatula until a loose heterogeneous mass. Then a little sprinkle the dough with flour and form a ball.
Cover a baking sheet with parchment, sprinkle with flour and place the ball on the paper. Knead ball on the baking sheet to make a rectangle 20х28 cm, a height of about 2 cm and put in the freezer for 10 minutes. If the refrigerator freezes not much better to hold the dough in there for 30-35 minutes. It should be well cool.
Preheat the oven to 200 degrees. Remove the dough and cut it into 16 squares. Spread them a little, that between them there were gaps of about 1 cm Bake for 15 minutes — you're done! Serve immediately with sour cream or jam, or with both together.