Roast Turkey and Sweet Potato Chowder

When Thanksgiving leftovers beckon and another turkey sandwich seems boring, reach for the soup pot and whip up this hearty, soulful chowder chock-full of vegetables. Wander the produce aisles to see what looks fresh. Sweet potatoes are always plentiful in winter and add an underlying sweetness to the soup. Choose Swiss chard, with either red or white ribs, or another dark leafy green. Red potatoes and onions are always stacked high in the fall. Although zucchini is overly abundant in summe