1 medium sweet potato, peeled and diced (¼ lb.)
¼ cup fat-free milk or plain soymilk
1 Tbs. nonhydrogenated margarine or butter
¼ tsp. ground cinnamon
¼ tsp. ground nutmeg
1 ½ tsp. vegetable oil
1 medium onion, chopped (1 cup)
1 leek, white part thinly sliced (1 cup)
2 turnips, diced (1 cup)
1 carrot, diced (½ cup)
3 sprigs fresh thyme
1 sprig fresh rosemary, chopped (2 tsp.)
¼ cup white wine or water
1 15-oz. can cannellini beans, rinsed and drained
1 cup low-sodium vegetable broth
3 Tbs. shredded Parmesan cheese, optional