Steam them in a steamer basket over simmering water for 15–20 minutes
Microwave them wrapped in a damp paper towel for 1–2 minutes
Reheat them in the oven wrapped in foil at 350°F for 20–25 minutes
Warm them in a skillet with a little water, covered, over low heat for 10–15 minutes
Use an air fryer at 350°F for 8–10 minutes
Heat them until the filling is hot throughout
Let them rest for 1–2 minutes before serving