Milk Street travels through Italy to learn the best vegetable dishes you’ve never heard of! Christopher Kimball shares Pasta with Pecorino-Zucchini Sauce and Basil and reviews different canned tomato products. We visit a radicchio farm before preparing Roman Beans with Pancetta and Seared Radicchio. And Rosemary Gill bakes a Savory Greens Tart with Pancetta and Parmesan.