Wash the chicken filet, dab dry and cut into cubes. Cut dried tomatoes into fine strips. Peel and chop the onion. Put the pasta in plenty of boiling salted water and let it boil for about 11 minutes.
Heat the oil in a frying pan and fry the chicken cubes vigorously while turning. Finally add onion, fry briefly and season with salt and pepper. Pour in broth, add dried tomatoes and bring to the boil.
Let simmer for about 2 minutes. Stir the processed cheese and frozen herbs into the sauce. Stir in the sauce thickener and bring to the boil again briefly. Season to taste with salt and pepper. Wash the rocket, dab dry and cut approx. 3/4 into strips.
Add strips of rocket to the hot sauce. Pour the noodles onto a sieve, rinse under cold water and drain. Put the noodles in deep plates and spread the herb chicken sauce over them. Serve sprinkled with remaining rocket leaves.