Efter en lång sökning tror jag att jag fann det: Lizzie Dripping av Helen Cresswell a>.
No-one in the village believes that Lizzie's seen a witch! But Lizzie doesn't care because she knows that in all Little Hemlock there's no one half as interesting as this witch - and besides it makes life far more exciting to have such an unusual friend.
Blått omslag, originalet publicerades 1973. Kolla in det .