The blue-and-green confection was topped with buttercream roses and featured the message: "Happy Sweet 16 Milania." The Balloon Boss also created an eye-catching display for the at-home celebration.

It’s a delicate, light sponge cake with the perfect balance of sweet and tart. $5.95 a slice ($60 a cake) at Royal Blue Grocery. $55 at sweetcityboulevard.com . Advertisement ...