Bit of sugar (4)
I believe the answer is:
lump
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bit of sugar</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for lump that I've seen before include "Irregular mass" , "growth" , "Swallow" , "Chunk, clod, nodule" , "dullard" .)