### Clue: Tease apprentice, maniac for snack food (8)
### Answer: HAZELNUT 
 ### Explanation: Definition: snack food
 HAZE(in N. American usage, to subject newcomers to ridicule or abuse, a cruel version of the British ragging or teasing) + L(plate displayed by a learner or apprentice driver) + NUT(a maniac;one who is mentally disturbed).