Join WBUR at CitySpace at the Lavine Broadcast Center on Commonwealth Avenue on August 4 at 7 pm to celebrate National Chocolate Chip Cookie Day with three local chefs and cookie innovators: Marissa Ferola, founder of Nine Winters Bakery, Maura Kilpatrick, pastry chef and co-owner of Sofra Bakery and Cafe, and Nicole Walsh, owner of Clear Flour Bread. WBUR transportation reporter Andrea Perdomo-Hernandez moderates. Get your cookie and baking questions ready. Chocolate chip cookies from all three chefs will be served following the conversation,. $10 – $30. Click HERE to buy tickets.