Prime slices have dominated the Los Angeles pie game for a decade thanks to Zak Fishman, who enters the Sherman Oaks Food Building to talk top toppings, busiest days of the year, cornmeal thoughts, Jordan's impossible salad bar and arcade concept, a ricotta debate and best white pies in town, Chicago representation, what exactly grandma and football styles are, we don't need no stinking calzones, a lack of mom and pop stuffed crust, pizza sandwiches, a crunch pursuit, stank cheese has gotta go, and back in the day LA pizza.