cream of vegetable soup

Ingredients

• 1/2 pound bones (turkey or ham)
• 6 cups water,salt
• 2 - carrots
• 1 - parsley root
• 1 - celery stalk
• 1 - leek
• 1/2 cup green beans
• 1/4 small head savoy cabbage
• 3 - potatoes,peeled
• 1 tablespoon instant flour
• 3 tablespoons cold water
• 1/2 cup sour cream or fat-free sour cream
• 2 - egg yolks
• 1 tablespoon dill leaves
• 1 tablespoon chopped green parsley