Plot: Giada puts the possibilities of Pesto sauce to the test, creating a whole menu with several delicious variations. And she tops it all off with a yummy dessert! Giada makes: Grilled Chicken with Spinach and Pine Nut Pesto, Penne with Sun-dried Tomato Pesto, Mushroom Pesto Crostini and Toasted Pound Cake with Mascarpone and Amaretto