Mince (5)
I believe the answer is:
grind
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mince</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for grind that I've seen before include "work for teeth?" , "Reduce to small pieces by pounding or abrading" , "Reduce to powder" , "Crush to powder" , "Pulverize" .)