Chicken Meatballs With Sun Dried Tomatoes

3 tablespoon all-purpose flour 2 tablespoon butter 1 cup chicken broth 1 cup whipping cream or whole milk 1 tablespoon white balsamic vinegar 1 teaspoon Worcestershire Sauce ½ teaspoon dried thyme, crushed ¼ teaspoon salt ⅛ teaspoon ground black pepper 2 tablespoon chopped fresh parsley