Another vote here for "never heard of it." It doesn't sound appealing, either. In fact, it sounds suspiciously like some Baptist thing that is meant to replace the awesome that is a Hot Toddy. That it is apparently popular in Waco adds credence to this theory.
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Tried it 10 minutes ago... not bad. Don't over cook it though, and use a big wheel of lemon. God Bless Dr. Pepper