Preheat the oven to 425˚F
Slice each potato crosswise at 1/8-inch intervals, cutting to within 1/4 inch of the bottom. Be careful not to slice all the way through.
Using a micro plan grate the garlic.
Drizzle the potatoes with the olive oil, making sure you get it in the slits of the potatoes.
Sprinkle them with the garlic and the salt,
Bake for about 40-45 minutes.