What's Holding Back the food trend Industry?

https://andreeutt442.tearosediner.net/koreanischer-internet-supermarkt-all-the-stats-facts-and-data-you-ll-ever-need-to-know

It wasn’t until after the 19th-century where the rise of the center category, and the mechanization of the sugar business, brought the privilege of chocolates into the final public and unreserved it exclusively for the aristocracy