Hearty Tuscan Farro Soup

Name: Hearty Tuscan Farro Soup
Ingredients: 1½ cup dried beans, such as borlotti or cannelloni; Salt to taste; ¼ cup extra virgin olive oil; 4 ounces pancetta or bacon, diced; 1 medium onion, coarsely chopped; 1 medium carrot, coarsely chopped; 1 stalk celery, coarsely chopped; 9 ounces finely chopped canned plum tomatoes; 1 cup farro; Freshly ground black pepper to taste; ¼ cup finely minced flat-leaf parsely, for garnish; ¼ cup freshly grated Pecorino or Parmigiano-Reggiano, for garnish