You are hereUCG.org / Sermons / Types of Leaven to Avoid Types of Leaven to Avoid Given on Apr 1, 2013 by Ed Dowd Listen Downloads MP3 Audio (6.76 MB) Downloads Types of Leaven to Avoid MP3 Audio (6.76 MB) × There are several types of leaven that the Bible tells us to avoid. What are they and why are they so bad?