Three years ago, jeweler Gena Moner thought she could hide the handcrafted jewelry from her workshop inside the traditional Three Kings' Day cakes sold by local bakers. This year, for the third year cConsecutive, it returns, and has also added three pastry shops in Barcelona. So, in the Three Kings' Day cakes made of marzipan, cream, truffle, or custard, in addition to the figure of the king and the bean, someone might also find 18kt yellow gold rings with a natural blue sapphire and a natural diamond, and thread bracelets with 18kt yellow gold and also a natural diamond.