Pour fat over (5)
I believe the answer is:
baste
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">pour fat over</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 baste that I've seen before include "Pour liquid over while cooking" , "Tack with long, loose stitches" , "Moisten (joint)" , "Moisten with liquid fat while roasting" , "Beast (anag.)" .)