Why it worked
The video tapped into the viral trend of unique and aesthetically pleasing food/drink items that are highly shareable on social media. The novelty of an edible coffee cup, combined with visually appealing preparation and consumption, naturally encourages user-generated content and organic marketing.
Summary
The video showcases Cupffee, edible chocolate coffee cups that can be eaten after drinking the coffee. It highlights how these unique cups go viral on social media, boosting the cafe's marketing, and can also be used for desserts with fruit and chocolate.