Preheat the oven to 250°F to 325°F
Wrap the brisket tightly in foil
Add a little beef broth, stock, or pan juices before sealing
Place the wrapped brisket in an oven-safe dish
Heat until the internal temperature reaches 165°F
Let it rest for 10 to 15 minutes before slicing
Reheat sliced brisket in a covered pan over low heat with a little liquid
Reheat in a smoker at 225°F to 250°F if you want to keep a smoky flavor
Reheat in a slow cooker on low with a little broth
Reheat in a microwave in short intervals if needed
Avoid overheating to prevent drying out