Milk Street travels to Lahore, Pakistan to discover the heart and soul of Pakistani cuisine. Christopher Kimball and J.M. Hirsch combine inspiration from chefs and street vendors to make Chicken Biryani. Then, Bianca Borges makes Chicken Karahi, a speedy and flavorful dish that strays from Pakistan's signature slow-cooking method. Plus, Rosemary Gill gives a lesson on Rice 101.