Preheat oven to 400F. Line a large baking sheet with parchment paper.
Toss sweet potato and pear with olive oil, maple syrup and sage. Roast for 20 -25 minutes until potatoes have softened.
Place pear, sweet potato and all the drippings in a blender or. food processor. Blend until creamy.
Add mixture in a large pot over medium heat. Add vegetable broth and white wine and bring to boil stirring occasionally. You can add additional vegetable stock to bring your soup to the consistency you enjoy.
Lower heat and simmer for 2 -3 mins.
Season with salt and pepper.
Garnish with crispy sage, chilli pepper if using and serve warm.