Mid-morning snack (9)
I believe the answer is:
elevenses
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mid-morning snack</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for elevenses that I've seen before include "Morning tea or coffee break" , "Coffee time?" , "Mid-morning break" , "Mid-morning refreshment" , "tenses found immediately before this?" .)