Salmon sauce: finely chop the washed onions. Halve the paprika and dice finely. Heat the butter, sauté the onions and paprika in it, season with salt and pepper. Add lemon juice and creme fraiche, leave to steep for approx. 3 minutes over low heat. Heat the diced salmon in the sauce. Mix the finely chopped dill into the sauce.
Serve the pasta with the salmon sauce and garnish with olives and lemon wedges.