Preheat the oven to 425 degrees. In a large baking sheet, add the butternut squash, apple, onion, ginger and garlic. Season with salt and pepper.
Bake veggies for 25 minutes. Remove from oven and let cool. Blend veggies in blender and pour into a large soup pan.
Add the coconut milk, turmeric and red pepper flakes. Mix until well combined. Heat over medium heat until boiling. Reduce to simmer and cook for 5 minutes.