1. Preheat your air fryer to 350 degrees or oven to 250 degrees.
2. Place leftover steaks in the basket or on the wired rack. Reheat steaks by cooking for 3 to 5 minutes in the air fryer or 20-30 minutes in the oven until warmed thoroughly.
3. Enjoy steak with the leftover steak recipes above or on their own!