Introductory course (5)
I believe the answer is:
salad
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">introductory course</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 salad that I've seen before include "See 1 ac" , "Lettuce, cucumber etc" , "Counter serving cold vegetable dishes" , "Cold dish of various vegetables," , "Cold vegetable dish" .)