Cut the bread into three pieces 1.5-2 cm thick.
Grate the potatoes.
Mix potatoes, egg, salt and pepper to taste in a deep bowl.
Carefully spread the potato mixture over the surface of the bread.
Place the croutons, potato filling side down, on a preheated frying pan greased with vegetable oil. Fry the croutons for 3-5 minutes. At this time, spread the remaining potato mixture on the second surface.
Carefully flip the croutons over and fry the other side for 3-5 minutes. If necessary, remove excess oil with a paper towel.
Garnish the finished dish with chopped herbs and serve. Enjoy!