How can sisters live without cake on their birthdays?
Other foods can be used instead. For example, bread is a good choice. After all, cake is just a form. Cake is just a form, and mind is more important. You'd better prepare a suitable birthday present.
Of course, if you are an expert in cooking, you can also choose to do it yourself. After all, a sense of ceremony is necessary, but the carrier it relies on is not very important. A bowl of longevity noodles can also express a person's mind.