Cajun microwave
n.— «A Cajun Microwave is an oven designed for outdoor cooking with the heat source on top.…The Cajun Microwave in its simplest form is a wooden box with a metal top to hold charcoal. Some are lined with metal. Handles make the box easier to transport. Some are mounted on carts at waist level and have rubber wheels.» —“Cajun Microwave proves big hit at show” by Nora Adams Baton Rouge Advocate (La.) Oct. 29, 1992. (source: Double-Tongued Dictionary)