I first saw it on my feed in the beginning of August: a thick, brick-like chocolate bar filled with a pistachio-green substance that both looked gooey and sounded crunchy whenever someone took a bite.

The internet has gone bananas for Dubai chocolate. Social media influencers such as Ophelia Nichols say they gobble it up. "It smells beautiful, and it is beautiful!" Nichols exclaimed in a recent ...