Insoluble residue separated after culturing contains {HEAD ~ supported lactic acid bacteria} that can be used in making {TAIL ~ sourdough bread} 
Insoluble residue separated after culturing contains { HEAD ~ supported lactic acid bacteria } that can be used in making { TAIL ~ sourdough bread }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL