You can defrost it the day before by taking it out of the freezer and thawing it in the refrigerator (for at least 8 hours).
Place aluminum foil on top of the pie and bake in a toaster oven or microwave oven at 200℃ for about 12 minutes without preheating. When the pie crust is golden brown, it's done.
*The heating time may vary depending on the model being heated.
*Even if the outside is cold, the inside may be hot.
*Please consume within 2 days after thawing in the refrigerator.