For the soup: 2 tablespoons neutral oil, such as canola 3 medium carrots, peeled and cut into ½-inch dice 3 stalks celery, cut into ½ inch dice, plus leaves 1 medium white onion, cut into ½ ...
Ladle the soup into 4 soup bowls and top with Parmigiano ... Check out the video playlist above to watch Rocco make this recipe. In "Now Eat This! Italy," watch New York Times best-selling author ...