Crunchy brownie piece (4)
I believe the answer is:
edge
(Other definitions for edge that I've seen before include "Brink or border" , "Margin, fringe" , "marginal advantage" , "Hem" , "Rim, lip" .)
I believe the answer is:
edge
(Other definitions for edge that I've seen before include "Brink or border" , "Margin, fringe" , "marginal advantage" , "Hem" , "Rim, lip" .)