Instructions:
Cook the pasta in plenty of salted water and drain it al dente. Place it on a large plate and dress it with a little olive oil. Slice the mushrooms thinly. Sauté them in a pan with a drizzle of olive oil and season with salt. Put the pasta in a serving bowl, dress it with olive oil, pepper, and plenty of finely chopped fresh parsley. Incorporate the mushrooms, add Grana and Pecorino cheese: mix gently and serve.