Cook the pasta in plenty of boiling salted water for 10-11 minutes. Pour onto a sieve, quench cold and drain. Cook peas in little boiling salted water for 2-3 minutes, drain.
Clean, wash and quarter the cherry tomatoes. Rinse the cress briefly and let it drain. Mix mayonnaise, yoghurt and cognac. Season to taste with salt, pepper and a few dashes of Worcester sauce. Mix pasta, peas and cherry tomatoes and arrange on a plate with the cress.
Pour the sauce over the ingredients, mix gently and leave to stand for approx. 30 minutes. Form salmon into small florets and place on the salad. Serve the salad sprinkled with coarse pepper.