Hanssel AND Gretel are a famous brother AND sister duo from the Brothers Grimm fairytale of the same name. They are known for their journey through the woods, where they come across a gingerbread house owned by a wicked witch. The crossword solution for the term 'HANSEL ___ GRETEL' is UND, a German word meaning 'AND'. Therefore, the complete phrase is 'Hanssel und Gretel', which translates to 'Hanssel AND Gretel'.