Moisten while cooking (5)
I believe the answer is:
baste
'moisten while cooking' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for baste that I've seen before include "Beast (anag.)" , "Moisten while cooking" , "Abets (anag.)" , "Thrash" , "Sew" .)