– 6 cups water for boiling
– 2 cups distilled white vinegar
– 1/4 cup kosher salt plus more for seasoning
– 4 3 lbs. / 1.5 kg large russet potatoes, skin on, scrubbed, cut into fries shape
– 1 teaspoon kosher salt
– 6 tablespoons vegetable oil
– chopped parsley for garnishing