Prepare the gnocchi in boiling salted water according to the instructions on the packet. Clean the rocket, wash and shake dry. Halve the pomegranate and knock out the seeds.
Wash the chives, shake dry and cut into fine rolls. Mix crème fraîche with buttermilk and chives. Season to taste with salt and pepper and add chives to the mixture.
Halve the salmon slices and turn them into small florets. Mix gnocchi, rocket, pomegranate and arrange on a plate with the salmon. Serve with the dressing.