Ingredients
3 pounds sweet potatoes, peeled and cut into 1-inch cubes (about 8 cups)2 tablespoons butter1 tablespoon Worcestershire sauce1 teaspoon dried minced onion1 teaspoon dried celery flakes, optional 1/2 teaspoon salt1/2 teaspoon pepper1/4 teaspoon dried thyme1/8 teaspoon ground chipotle pepper6 cups reduced-sodium chicken brothOptional: Sour cream and pepitas
Preparation
In a 4- or 5-qt. slow cooker, combine all ingredients except sour cream and pepitas. Cook, covered, on low until potatoes are tender, 5-6 hours.
Puree soup using an immersion blender. Or, cool slightly and puree soup in batches in a blender; return to slow cooker and heat through. If desired, top servings with sour cream and pepitas.