They left their daughter in charge of her younger brother, but one day she lost track of him and the magic swan geese snatched him away. The daughter chased after him and came upon an oven that offered to tell her if she ate its rye buns; she scorned them, saying she didn't even eat wheat buns.
The story involves a girl who is left in charge of her younger sibling, but loses him to magical geese. She then encounters an oven that can reveal information about the food she eats, but refuses to try it due to dietary preferences.