Separate egg yolks and whites and mix whites in a firm airy foam.
Mix egg yolks and oil with the sugar and easily add flour and baking powder and so as the milk. Add a pinch of salt and gently stir in the egg whites using the spatula.
Pour the mixture in a baking tray covered with parchment paper and bake in a heated oven (180°C/350°F) for 20 minutes.
Let the sponge cake to rest for half an hour to cool down and then cut it in the same size pieces. I have cut my cake in almost cubic shape but feel free to do rectangles as you like.
Quickly dip all sides of the squares into chocolate, then roll them in coconut. It gets a little messy, but the results are worth it. Store the čupavci covered in the refrigerator.