Three colored layers, white frosting, red and blue sprinkles all over — and it all starts with a box from the grocery store.

The most elaborate cakes you can bake tend to have multiple tiers, the better to show off elaborate decorations as well as incorporate different flavors. Before you start piling up the layers, though, ...

At Stack’d Cake Studio, the customer directs how they want their cake built, much as they would a sub at a sandwich shop. But instead of provolone or Swiss on rye or wheat, they have a menu of sweet ...