Union Square Cafe Bar Nuts

Makes a 2 generous cups 1 1/4 pounds premium roasted nuts 1 tablespoon butter 2 tablespoons minced fresh rosemary 1/2 teaspoon cayenne pepper 2 teaspoons dark brown sugar 1/2 teaspoon kosher salt Adjust oven rack to lower-middle position and heat oven to 350 degrees. Roast nuts on a rimmed baking sheet large enough for them...