Preheat the oven to 350°F
Place the stuffing in an oven-safe dish
Add a splash of broth or water to keep it moist
Cover the dish with foil
Heat for 20 to 30 minutes
Stir halfway through if needed
Remove the foil for the last 5 minutes if you want a crisp top
Check that the stuffing is heated through to 165°F
Reheat smaller portions in the microwave in short intervals
Stir between microwave intervals for even heating