1. Prepare the vegetables: Start by peeling and roughly chopping your carrots and onion. Peel and grate the fresh ginger and turmeric (if using fresh), and mince the garlic. Don’t worry about perfect cuts; everything will be blended later.

2. Combine ingredients in the slow cooker: Place the chopped carrots, onion, grated ginger, grated turmeric (or ground), minced garlic, ground cumin, ground coriander, and cayenne pepper (if using) into your slow cooker insert.

3. Add liquids and seasonings: Pour in the vegetable broth and the full-fat coconut milk. Stir everything gently to combine. Season generously with salt and black pepper.

4. Slow cook to perfection: Cover the slow cooker and cook on the low setting for 4-6 hours, or on the high setting for 2-3 hours. The carrots should be very tender and easily pierced with a fork when done.

5. Blend until smooth: Once the vegetables are tender, carefully transfer the soup in batches to a blender. Alternatively, use an immersion blender directly in the slow cooker pot. Blend until the soup is completely smooth and creamy. Be cautious when blending hot liquids; ensure the blender lid is securely on, and start on a low speed, gradually increasing.

6. Adjust seasonings and serve: Taste the soup and adjust salt and pepper as needed. If you prefer a thinner consistency, you can add a little more vegetable broth or water until desired. Ladle into bowls and garnish with fresh cilantro or parsley before serving.