Competitive triathletes and passionate bakers, Pam Weekes and Connie McDonald left their careers to open a small bread shop in New York City in 1995 Levain Bakery. One day, they baked a BIG chocolate chip walnut cookie as energy for triathlon training. At Levain, a batch of these 6-ounce cookies flew off the shelves, and an icon was born. The cozy shop on West 74th Street became a neighborhood favorite and a destination for epicurious visitors from around the world, hungry for the cookie. From …