For this baked, layered dish, polenta stands in for pasta. And, like lasagna, it is marvelously versatile: Fillings can range from cheese to vegetables to meat—or a combination of everything. This iteration uses a mushroom ragu, which Bastianich says is "a great vegetarian sauce, very complex and satisfying."
Get the recipe: Baked Polenta Layered with Mushroom Ragú
