French eat this pie to celebrate new year and Three oriental doctors eat it to celebrate the day of a birth of Jesus. It is similar in terms of eating tteokguk in France. Traditionally, People put doll into pie. When they cut it, the person who have a doll is treated as king and is also blessed this year.
The pie is called galette and people make the best of regional characteristics,
People put almond into pie instead of doll.