To cook the pasta
Cook the noodles in salted water until al dente, place the spinach in a sieve, pour the pasta over the top, put back in the pan and keep warm.
Chicken and sauce
Heat the oil in a frying pan. Fry the chicken breasts for approx. 5 mins. on each side, season, remove from the pan. Pour the stock, cream, lemon zest and juice into the same pan, bring to the boil, reduce the heat and simmer for approx. 5 mins. Mix the spinach into the noodles, serve with the chicken.