Roast the butternut: Peel the skin, remove the seeds and cut the butternut squash into 1-inch cubes. Add the butternut to a baking dish, drizzle with cooking oil. Sprinkle brown sugar and salt. Roast the butternut squash for 50 minutes at a temperature of 160 Celsius.
Saute the aromatics: Bring a pot to medium low heat. Drizzle the cooking oil and add the onion. Sauté the onion for three to five minutes on medium low-heat. Then, add the spices, stir to mix and continue to sauté the ingredients for one minute.
Blend the soup: Add the butternut squash, sauté for three minutes. Add water, add the cream and blend with an immersion blender or a standing blender. Simmer on low heat for five minutes with the lid closed. Garnish with Fresh herbs to serve.