The Food Lab: Better Home Cooking Through Science

(Nandana) #1


  1.  Place   the potatoes    and vinegar in  a   medium  saucepan,

    add 2 quarts water and 2 tablespoons salt, and bring to a
    boil over high heat. Boil until the potatoes are fully
    tender but not falling apart, about 10 minutes. Drain and
    spread them on a paper-towel-lined rimmed baking sheet.
    Allow to dry for at least 5 minutes.



  2. Meanwhile, heat the oil to 400°F in a Dutch oven or
    large wok over high heat. Add one-third of the fries to
    the hot oil (the oil temperature should drop to around
    360°F) and cook for exactly 50 seconds, agitating the
    potatoes occasionally with a wire-mesh spider, then
    transfer to a second paper-towel-lined rimmed baking
    sheet. Repeat with the remaining potatoes (working in
    two more batches), allowing the oil to return to 400°F
    before each addition. Allow the potatoes to cool to room
    temperature, at least 30 minutes; set the pot of oil aside.
    The potatoes can be kept at room temperature for up to 4
    hours or, for the best results, frozen in a single layer at
    least overnight. Then, for longer storage, transfer to a
    zipper-lock freezer bag.

  3. Return the oil to 400°F over high heat. Fry half of the
    potatoes until crisp and light golden brown, about 3½
    minutes, adjusting the heat as necessary to maintain the
    oil at around 360°F. Transfer the potatoes to a bowl lined
    with paper towels to drain and immediately season with
    salt. The cooked fries can be kept hot and crisp on a wire
    rack set on a baking sheet in a 200°F oven while you
    cook the second batch. Serve immediately.

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