Why It Works
Large chunks of potato maximize the distinction among outdoors and interior.
Parboiling the potatoes in alkaline water breaks down their surfaces, creating lots of starchy slurry for introduced floor side and crunch.
Offering you the possibility of oil, duck fat, goose fat, or pork fats capability you may get whichever taste you want.
Infusing the oil or fats with garlic and herbs provides the potato crust additional flavor.
Read more: The Food Lab: How to Roast the Best Potatoes of Your Life
Yield:Serves 6 to 8 Active time: 30 minutes Total time:1 hour 15 minutes Rated:
1/2 teaspoon (4g) baking soda
four kilos (about 2kg) russet or Yukon Gold potatoes, peeled and cut into quarters, sixths, or eighths, depending on dimension (see note)
5 tablespoons (75ml) extra-virgin olive oil, duck fat, goose fat, or pork fat
Small handful picked rosemary leaves, finely chopped
3 medium cloves garlic, minced
Freshly floor black pepper
Small handful recent parsley leaves, minced
Adjust oven rack to middle role and preheat oven to 450°F/230°C (or 400°F/200°C if utilizing convection). Heat 2 quarts (2L) water in a enormous pot over excessive warmth till boiling. Add 2 tablespoons kosher salt (about 1 ounce; 25g), baking soda, and potatoes and stir. Return to a boil, scale back to a simmer, and cook dinner till a knife meets little resistance whilst inserted right into a potato chunk, about 10 minutes after returning to a boil.
Meanwhile, combine olive oil, duck fat, or pork fats with rosemary, garlic, and a couple of grinds of black pepper in a small saucepan and warmth over medium heat. Cook, stirring and shaking pan constantly, till garlic simply starts to turn golden, about 3 minutes. Immediately pressure oil by way of a fine-mesh strainer set in a enormous bowl. Set garlic/rosemary combination apart and reserve separately.
When potatoes are cooked, drain intently and allow them to relaxation within the pot for about 30 seconds to enable extra moisture to evaporate. Transfer to bowl with infused oil, season to style with a bit additional salt and pepper, and toss to coat, shaking bowl roughly, till a thick layer of mashed potato–like paste has constructed up at the potato chunks.
Transfer potatoes to a enormous rimmed baking sheet and separate them, spreading them out evenly. Transfer to oven and roast, with out moving, for 20 minutes. Using a thin, bendy steel spatula to launch any caught potatoes, shake pan and switch potatoes. Continue roasting till potatoes are deep brown and crisp all over, turning and shaking them a couple of occasions throughout cooking, 30 to 40 minutes longer.
Transfer potatoes to a enormous bowl and upload garlic/rosemary combination and minced parsley. Toss to coat and season with additional salt and pepper to taste. Serve immediately.
Rimmed baking sheet, fine-mesh strainer
Russet potatoes will produce crisper crusts and fluffier centers. Yukon Golds may be fairly much less crisp and have creamier centers, with a darker shade and deeper flavor. You too can use a combination of the two.
The potatoes ought to be cut into very enormous chunks, a minimum of 2 to three inches or so. For medium-sized Yukon Golds, this capability reducing them in half crosswise, then splitting each one half back to make quarters. For increased Yukon Golds or russets, you may cut the potatoes into chunky sixths or eighths.