✅Products:
sugar, 100 g;
eggs, 2 pcs;
kefir, 400 ml;
soda, 1 tsp;
vegetable oil, 100 ml;
cocoa, 3 tbsp;
flour, 2 cups.

✅Cream:
fat sour cream, 300 g;
condensed milk, 12 cans.

✅Preparation:
Whip the eggs for 2 minutes, add sugar and whisk until fluffy and white.
Combine the kefir with the soda, mix and pour into the egg mixture, whisk until smooth.
Pour in the vegetable oil and whisk.
Mix flour with cocoa, sift and pour into the mixture, beat until smooth.
Line the form with parchment and pour in the dough.
Preheat the oven to 180 degrees and bake for about 40 minutes, check readiness with a skewer.
Remove the sponge cake from the form and cool.
Mix sour cream with condensed milk and beat until fluffy.
Cut the sponge cake into 2-3 layers, grease with cream and decorate to taste. You can melt the chocolate and make decorations or just pour it on top.
Put the cake in the refrigerator for several hours.