Brown ground beef and onion in an Instant Pot using the Sauté function. Cook until the beef is no longer pink.
Stir in chili beans, Ro*Tel, tomato sauce, spices, and 1 cup of water.
Press SLOW COOK and cook for 4 - 8 hours on LOW.
Remove lid from the Instant Pot, stir, and enjoy!
Video
Notes
If making on the stovetop, simmer at a low temperature for 30 minutes.If using a CrockPot or slow cooker, cook the beef and onions on the stovetop first and then transfer to slow cooker. Add remaining ingredients, stir, and cook on LOW setting for 4 - 8 hours.