3 Tablespoons olive oil
4 oz. pancetta, chopped
1 medium onion, chopped
2-3 carrots, peeled and chopped
2 medium celery ribs, chopped
3 large garlic cloves, minced
1 teaspoon fresh sage, chopped
1 teaspoon fresh thyme, chopped
1 bay leaf
1 15 oz. can garbanzo beans, drained and rinsed
1 15 oz. can black beans, drained and rinsed
1 15 oz. can sliced stewed tomatoes, undrained
8 cups gf Chicken Stock
2 teaspoons salt, or more to taste
Freshly ground black pepper
1-1/2 cups cooked rice
Parmigiano Reggiano cheese, grated with a vegetable peeler for garnish