Chef Bobby Flay is breaking out the buttermilk, his secret weapon for brunch! First up, Golden Raisin-Fennel Soda Bread with Orange-Buttermilk Butter, followed by tender Buttermilk Waffles topped with golden Buttermilk Fried Chicken. To drink, he's blending a thick and refreshing Mango-Cardamom Buttermilk Smoothie.