- You may be looking for Little Rose Riding Hood, the short story.
Little Red Riding Hood (or Red Riding Hood) was a character in the "full cast-list of the brothers Grimm", along with Hansel and Gretel and the Big Bad Wolf. Sarah Jane Smith mentioned it in her thoughts while in the Black Forest. (PROSE: Managra)
As recounted by Leela, the "tale of the Red Hood of the Riding" told of a young girl who went to visit her grandmother and saw what big eyes she had. The young girl also noted what big teeth she had, which were "All the better to eat her with." Leela read the story in a book of fairy tales she found in the TARDIS library. (AUDIO: White Ghosts)