Remove the sandwich from packaging
Wrap the sandwich in a paper towel
Microwave on high for 50 seconds if frozen
Flip the sandwich over
Microwave on high for 30 to 40 seconds more, until heated through
Let stand for 1 minute before eating
For oven cooking, preheat oven to 350°F
Remove packaging and wrap the sandwich in foil
Bake for 20 to 25 minutes if frozen
Let stand briefly before serving