Christmas Dinner-Apocalypse Style

How would Macgruber make his Christmas dinner? Get me a cardboard box, some tin foil, four empty cans and some wire! A situation may arise where you have no access to conventional methods of cooking your food and you have to be inventive and tactically sound. Eating raw or undercooked meat is a death sentence and during times of harsh realities you do not want to be letting nefarious characters or even wild animals know where you are and what you are having for dinner. Open fires and the smell of food being cooked is