Preheat the oven to 400°F to 425°F
Wash and scrub the potatoes
Dry the potatoes thoroughly
Pierce each potato with a fork
Bake the potatoes until tender
Let the potatoes cool slightly
Cut the potatoes in half lengthwise
Scoop out most of the flesh, leaving a thin layer inside the skin
Brush the skins with oil or melted butter
Season with salt and pepper
Place the skins on a baking sheet
Bake until the skins are crisp
Add toppings such as cheese, bacon, or green onions
Return to the oven until the toppings are melted and heated through
Serve hot