An equally provocative and not-facetious question might be, “How great is the scourge of obesity, brought on by the sin of gluttony, to which many a church pot-luck super has contributed?” Given the rampage of obesity driven diabetes in our culture, perhaps preachers should also integrate exhortations on dietary moderation into their sermons.
...and preach it at your local Cracker Barrel. Throw one in about gossip and back-biting while you're at it.