Linked from
The 6 pages that link to Birthday cake, each with the reason it gives.
Birthday PartyBroader topic: Cutting and sharing cake is a familiar focal ritual at the party.
DessertBroader topic: It turns dessert into a focal point for a birthday celebration.
BirthdayBroader topic: The cake and candle ritual make the occasion visible and participatory.
CupcakeRelated: Cupcakes provide individually served portions at birthday celebrations.