### Clue: Hoskins must wear contraceptive covering, being hot stuff! (8)
### Answer: CAPSICUM 
 ### Explanation: Definition: hot stuff
 I(the setter of this puzzle, using the self-referential pronoun) **contained in**(must wear) [CAP(contraceptive device/a diaphragm for the female, aka the Dutch cap, as opposed to the French variety) + SCUM(a layer of dirty or unpleasant-looking material covering/on the surface of a liquid)].
Is the setter bragging here?!  (Just kidding!)
Defn: …, in the culinary sense.
There's capsicum:
… and then there's capsicum: