Now We See the Origin of the Expression

From a story about the the Dallas ballot initiative that legalized beer and wine sales by grocery and convenience stores throughout the city (emphasis added):

Opponents say they plan to file a lawsuit challenging the vote.

"The problem is, here the city failed to ensure there were enough petition signatures to put it on the ballot, but they went ahead and called the election anyway," said attorney Andy Seigel, who represents a coalition of liquor stores and South Dallas pastors.

It's not quite literally a Baptist-and-bootlegger coalition, but it is as close as we'll get barring the reintroduction of alcohol prohibition.