Instant pot sloppy joes are a snap to prepare and they're ready in less than 45 minutes. The recipe is easily scaled up, making it an excellent party food. If you need ideas for a special get-together, this is an excellent option. It's easy, too. Just brown the ground beef, then throw everything together in the instant pot. While the origins are uncertain, the term "Sloppy joe" Was first referenced in print around 1940. A sioux city, iowa cook named joe, creator of "Loose meat sandwiches" In the 1930s, is often given credit for the first sloppy joe sandwiches. For a game day celebration or party, make a sloppy joe bar with pickles, chips, salads, and toasted buns. Keep the sloppy joe mixture in the instant pot on the warm setting and let your friends and family prepare their own sandwiches.