Cajun microwave
n.— «Ms. Laurent said, pigs are cooked in front of a fire, over a fire, or in a “Cajun microwave”—a charcoal cooker big enough to hold a 40- or 50-pound pig.» —“How ’Bout Some Fried Turkey?” in New Orleans, La. Dallas Morning News (Texas) Nov. 27, 1986. (source: Double-Tongued Dictionary)