Although this twist on the cheeseburger—in which the cheese is melted inside the patty—was reportedly invented in the 1920s, when chefs were still experimenting with the burger, it gained national attention in 2008, thanks to a feud between two Minneapolis bars that both claim to have “invented” it. Since then, there have been numerous imitators, proving that a little innovation and a dash of hype is all it takes to reinvigorate enthusiasm for a classic.
Correction: The original version of this story misstated the date of invention of the Jucy Lucy. It was put on the menu at Matt’s in 1954.
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