Cover the cut ends well with cold water in a shallow saucepan. Cook in a closed pot for 5 minutes. Pour the broth through a sieve, collect it and mix it with a tablespoon of butter and cream. Season to taste with salt, sugar and lemon juice.
Add the hop asparagus to the stock and cook for 4-8 minutes. Lift out of the broth and keep warm.
Bring the broth to the boil. Add the rest of the cold butter and mix with the hand blender or in a blender.
Arrange the hops asparagus on preheated dishes, pour the sauce over them and sprinkle with finely chopped chives.