Preparation: Preheat the oven to 380°F (193°C).
Prepare all listed vegetables and place them in a baking dish.
Add all seasonings, including cumin, paprika, thyme, and rosemary, and a drizzle of olive oil. Cover the dish with aluminum foil.
Roasting: Bake for about 1 hour, or until the vegetables are golden and soft inside.
Blending: Place the roasted vegetables in a blender, add the 350 ml of vegetable broth and ginger (if using), and blend until smooth.
Cooking: Transfer the blended mixture to a pot and place it on medium heat. Add the coconut milk and stir for 2 minutes.
Final Touch: Adjust the seasonings to your taste. Garnish the soup with fresh cilantro, extra coconut milk, and chili flakes.
