You are hereUCG.org / Sermons / Beware the Modern Day Leaven Beware the Modern Day Leaven Given on Apr 23, 2011 by Jim Tuck Listen Downloads MP3 Audio (20.89 MB) Downloads Beware the Modern Day Leaven MP3 Audio (20.89 MB) × Jesus was very straightforward about what the Pharisees were teaching. Using His instructions to avoid the leavening of the Pharisees today, we can fully understand the meaning of the Days of Unleavened Bread.