Most U.S. states don't have an official dessert, but Delaware formally made peach pie its signature sweet in 2009. Here's why ...

The creamy texture and balanced sweetness hide a whole science behind galatopita. From the semolina that thickens the cream ...

What about rustic British dishes like Shepherd's pie, topped with mashed potatoes rather than a crust? And how do we distinguish between pies and tarts? It may well be more complicated than memorizing ...