He even made the polenta from scratch instead of using the store-bought prepared version which the original recipe called for. (How cool is that?) Polenta with an Italian sausage tomato sauce, topped with Mozzarella - of course it was great. You can substitute turkey sausage for the Italian sausage or even skip the sausage and use chopped zucchini instead for a vegetarian option. Here is our slightly-modified-from-the-original version.