Man on the Street John "Doc” Willoughby ventures to New York City to learn secrets of homemade pasta from the pros. In the test kitchen, test cook Dan Souza shows host Christopher Kimball how to make Fresh Pasta Without a Machine. Next, tasting expert Jack Bishop challenges Chris to a tasting of Mozzarella Cheese. And finally, test cook Bryan Roof uncovers the secrets to the ultimate Ragu alla Bolognese.