Make potatoes with salt and caraway 15 min, peel, cut into slices. Clean cabbage, rinse, cut into strips.
Melt fat, caramelize sugar in it, turn cabbage in it to the other side. Add apple juice, season with salt, pepper and cook for 20 minutes. Cut the smoked pork into strips. Layer cabbage, smoked pork and potatoes in a gratin dish. Mix sour cream or crème fraiche with salt, caraway seeds, pepper and eggs, pour over the top, bake at 200 °C for 1 hour.