Simple chocolate pastries

Ingredients:

 sugar 1 cup
 flour 1 cup
 milk 1 cup
 vegetable oil 1/2 cup
? eggs 2 pcs.
dark cocoa powder without sugar 5 tbsp.
vanillin on the tip of a knife
baking powder 1 tbsp.

Preparation:

1. Beat sugar, cocoa, milk, and vegetable oil with a mixer. Pour half of the mixture into a separate bowl.
2. Add eggs, vanillin, and flour sifted with baking powder, and beat with a mixer. 3. Pour the batter onto a greased baking sheet. Place in a preheated oven at 175°C for 30 minutes. 4. Remove the cake from the oven. After a few minutes, pour the reserved chocolate mixture over it. Let cool and cut the cake into squares.