Fudge flavor (5)
I believe the answer is:
'fudge flavor' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for maple that I've seen before include "Tree providing Canada's national emblem" , "Hard light-coloured wood used for furniture" , "Tree whose leaf features on the flag of Canada" , "Tree of Acer genus" , "Ample sort of tree" .)