What is a newlywed cake?

There is no official cake called a "newlywed cake." It's likely a term you've encountered in a specific context.

It's possible you're thinking of:

* Wedding Cake: This is the traditional cake served at a wedding reception. It is often a multi-tiered cake decorated elaborately.

* Groom's Cake: In some traditions, a separate cake is made specifically for the groom, often with a theme related to his hobbies or interests. This cake may be served alongside the wedding cake.

* "Just Married" Cake: This could be a humorous way of referring to a cake made specifically for a couple celebrating their honeymoon or newlywed status.

To better understand what you're looking for, could you tell me more about the context in which you heard the term "newlywed cake"? For example:

* Where did you hear it?

* Was it in a book, movie, or real-life conversation?

* What was the context surrounding the term?

With more information, I can give you a more accurate answer.