Staff of office and a spice (4)
I believe the answer is:
mace
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">staff of office and a spice</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for mace that I've seen before include "Spice; ceremonial baton" , "Disabling spray" , "Staff of office for a flavouring" , "Staff of office and a spice" , "One of 9 [CLUBS]" .)