Layer cakes. I don’t use anything else when I need to divide a cake for stacking and frosting. A serrated knife will cut, not tear, the cake, and it’s long enough to reach all the way through it.

It may shatter your worldview to hear but many of you don't actually own a true "butter knife." If it has a serrated edge, it's technically a table knife, or possibly a bread knife.Don't let that ...