Black bread (12)
I believe the answer is:
pumpernickel
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">black bread</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for pumpernickel that I've seen before include "Coarse dark rye bread" , "Slightly sour German black bread" , "German ryebread" , "German coarse rye bread" , "Coarse ryebread" .)