What is the most popular flavor used for wedding cakes?

Despite the endless flavor options available, couples consistently stick to the cake flavor basics regardless of the decade in question. Vanilla cake has remained the most common cake flavor at weddings since the 1960s, though its popularity has dipped from 48% of couples married in the 1980s surveyed to just 26% of couples married in the 2010s surveyed.

Source: THE BLK TUX