Αdd salt and pepper in a pan, over high heat until start roasted. Add the butter and olive oil. Then add the bacon and sauté for 2 minutes. Immediately add the leeks. Saute for a few minutes. Cut the into thick strips the chicken and put in the pan. Saute until the chicken baked and finaly add the cream. Boil over medium heat for 5 minutes. Serve with penne pasta and parmesan cheese or anari.