Determining the "largest" dessert globally can be interpreted in two ways: by the scale of a single record-breaking creation or by the sheer volume of production and consumption worldwide.

1. The Record-Breaking Largest Dessert

If you are looking for the largest single dessert ever created, the record is held by a massive ice cream sundae.

• The Record: In 1988, in Edmonton, Alberta, Canada, a sundae was created that weighed approximately 24,907 kg (54,910 lbs).
• The Components: It contained thousands of liters of ice cream, syrup, and toppings, constructed specifically to break the Guinness World Record.

2. The Largest Dessert by Global Consumption

If you are defining "largest" by the dessert that is most widely produced and consumed across the planet, the title almost certainly goes to Chocolate.

• Ubiquity: Chocolate is used in countless forms—bars, cakes, mousses, brownies, and cookies—making it the most universally recognized and consumed sweet ingredient globally.
• Market Scale: The global chocolate market is valued at over $130 billion USD, dwarfing almost every other specific dessert category in terms of daily volume and availability.

3. Honorable Mentions by Category

While chocolate reigns supreme, other desserts hold significant titles in their respective niches:

• Largest Cake: A cake created in Las Vegas in 2005 weighed over 59,000 kg, though this was a promotional feat rather than a standard dessert item.
• Most Popular Dessert (by preference): Ice Cream consistently ranks as the most popular dessert worldwide due to its vast array of regional variations, such as Gelato in Italy, Kulfi in India, and Mochi ice cream in Japan.

Summary: If you want to know what is the "biggest" in terms of human impact and availability, chocolate-based desserts are the clear winner. If you are looking for a singular physical object, the 1988 Edmonton sundae remains the legendary heavyweight champion.