Boil and mash the potatoes, then add salt to make the dough.
Add flour and eggs, then finish kneading the dough.
Cut the dough into small pieces, shape them into balls, and press them with a fork to create grooves.
Drop the gnocchi into boiling water and cook until they float to the surface.
Melt butter in a pan, sauté the cooked gnocchi, and pour sauce over them.