Borrowed from Przepisy Joli
Sponge cake:
3 eggs
15 tablespoons of sugar
15 tablespoons wheat flour
15 tablespoons of oil
15 tablespoons of milk
2 spoons of baking powder
Icing:
125 g butter
7.05oz of cream 18%
10 tablespoons of sugar
3 tablespoons cocoa
Additionally
7.05oz coconut flakes for tossing
1. Whisk eggs with sugar into a fluffy cream and then add the oil, milk, flour and baking powder into a dough.
2. In a rectangular baking sheet of 22 × 33 cm with baking paper, pour the dough evenly. Bake mixture at 374F for about 30 minutes. Once baked, let it cool and cut into rectangles.
3. For the chocolate icing: Pour the cream into the saucepan, add the butter, sugar and cocoa. Stir while boiling and wait until smooth.
4. Using a fork, dip the rectangular bars into the chocolate icing. Then gently roll the bar into coconut shavings to be coated.