Рассыпчатый пирог с ягодами. Песочное тесто

Pie from crumbly dough with berries. A simple pie made from simple shortcrust pastry :)
Product breakdown:
Butter or margarine - 200 g.
Eggs - 2 pcs.
Sugar - 200 g.
Salt - a pinch
Vanilla sugar - 1 sachet
Flour - 400 (450) g.
Soda - 1 teaspoon without top
Vinegar - 1 table. the spoon