Actually it began in Europe and not with a cake but pastries and desserts. They would feed each other as a symbol of unity and a shared relationship. When the wedding cake appeared later the tradition of sharing a piece of the cake remained intact.
Slicing a cake at a debut party originated in Europe. The significance or cutting the cake at the party symbolizes a shared relationship prior to a wedding.
In a debut party, a cake traditionally symbolizes the celebratory nature of the occasion and marks the transition from childhood to adulthood for the debutante. The cake is often elaborately decorated and serves as a centerpiece of the event, highlighting the significance of the debutante's coming of age. It is a symbol of sweetness, celebration, and new beginnings in many cultures and is a key element in the traditional debutante celebration.
It's when the bride and groom share their dessert together.
Either or. It just depends on your preference. You may cut a cake, but slicing sounds more intelligent (very much an opinionated remark). When you use more culinary vocabulary, people take you more seriously. I prefer slicing, but to each their own.
The bride and groom both hold the knife together to make the first slice in the wedding cake. This symbolizes the beginning of their life together. The cake is sliced after the wedding ceremony at the wedding reception. The rest of the cake is sliced without any special significance as the easiest way to serve the cake to guests.
If it's a birthday party; welcome home party; anniversary, etc., 'the slicing of the cake' means you gather the guests all together around the person or persons the party is for and bring in the cake so the person can cut the cake. The proper etiquette is guest of honor can either make the first slice in the cake and continue slicing to serve to the guests or, the guest of honor can make the first slice in the cake and the host or hostess will finish cutting the cake and serving it to the guests.
It is meant to signify the new union of a husband and a wife.
For high society teenagers, a 'debut' or 'coming out' party is a party that marks their entrence into society and the world of dating. There can be debut parties for other things too, such as the debut (or coming out) of a new song or video.
It is important to mark a debut performance or appearance because it is normally related to the overall reception of the entertainer. A good debut performance will keep people looking out for a consecutive performance.
Symbolically, it is the first joint physical act performed by the husband and wife.
After slicing and in dish, pour milk over it.
It is customary for the friends and family of the debut to bestow 18 gifts upon the person, which usually has some significance to the individual. The meaning of 18 chocolates in a debut is sweetness.