1
Preheat the oven to 425°F. Wash, but do not peel the potatoes. Place two wooden spoons on either side of the potato, and slice down to the spoon (taking care not to complete cut through) about every 1/8th of an inch along the length of the potato.
3
Cut the butter into slivers and wedge them in between each leaf of the potato. Sprinkle with shredded cheese, salt, and pepper. Add other toppings as desired (e.g., bacon, chives, etc.). Continue cook until nicely browned (about 20 minutes).