Sourdough mixture (7)
I believe the answer is:
starter
(Other definitions for starter that I've seen before include "Race gun firer" , "No substitute" , "First course of meal" , "First course for beginner" , "Hors d'oeuvre" .)
I believe the answer is:
starter
(Other definitions for starter that I've seen before include "Race gun firer" , "No substitute" , "First course of meal" , "First course for beginner" , "Hors d'oeuvre" .)