Peel, core and dice the pumpkin. Chop the shallot and sweat it in butter until translucent. Add the pumpkin and sweat with it. Pour in the broth and simmer for 25-30 minutes. Then puree finely. Stir in the crème fraîche and season with salt, pepper and nutmeg.
Garnish with chilli flakes and cress as desired, arrange and serve.