"Scratching your head? Let us explain: Detroit pizza has an extra-thick crust that’s crispy on the outside and pillowy on the inside and a top that’s covered from edge to edge with melted mozzarella, slices of pepperoni and a healthy shake of Parmesan. Where the cheese spills over the edge, it bakes into the crust, so that signature crust gets crisper still when baked. Rumor has it, auto workers created this style by baking their pies in deep metal trays cast off from the assembly line. While you can skip the in..."