Preheat the oven to 325°F
Place the chicken breast in an oven-safe dish
Add a splash of broth, water, or sauce
Cover the dish with foil
Heat for 15 to 20 minutes, or until warmed through
Check that the internal temperature reaches 165°F
Let it rest for a few minutes before serving
Reheat in a skillet over medium-low heat with a little oil or butter
Cover the skillet with a lid and heat until warmed through
Reheat in the microwave on medium power in short intervals
Cover the chicken with a damp paper towel
Turn the chicken halfway through reheating
Stop heating once the chicken reaches 165°F