Butternut squash soup is a creamy and flavorful soup that is perfect for fall. It starts with roasting butternut squash until tender and caramelized. The roasted squash is then blended with sautéed onions, garlic, and vegetable broth. The soup is finished with a touch of cream and a sprinkle of nutmeg. It's a comforting and satisfying soup that will warm you up on a cool autumn day.