Dough:
Eggs - 3 PCs
1 Cup sugar
Flour - 200 g
Milk - 100 ml
Butter - 90 g
vanillin 1 pinch
Salt - 1 pinch
Instant coffee - 1 tsp
Cocoa powder - 1.5 to 2 tablespoons
Slaked soda - 3/4 tsp
Cream:
Sour cream - 500-600 g
Sugar - 3-5 tablespoons
Frosting:
Sour cream - 2 tablespoons full