Danielle Walker is having “Against All Grain Celebrations: A Year of Gluten-Free, Dairy-Free, and Paleo Recipes for Every Occasion,” in her new cookbook and she wants you to join her. Walker, who was diagnosed with an autoimmune disease at 22, removed all grains, lactose and legumes from her diet and wants others with similar issues to be able to enjoy food with yummy, healthy recipes. Interview at AOL HQ in NYC for BUILD Series.