Tips: For easy cleanup, line your slow cooker with a disposable slow cooker liner. Add ingredients as directed in recipe. Once your dish is finished cooking, spoon the food out of your slow cooker and simply dispose of the liner. Do not lift or transport the disposable liner with food inside.
Variation: Conventional Method: Prepare beans as above in Step 1 except use a 4- to 5-quart Dutch oven. Drain and rinse beans; set aside. Brown the beef and onion as in Step 2 except use the Dutch oven. Return all meat to pan. Add the broth, chipotle peppers and adobo sauce, oregano, cumin, salt, undrained tomatoes, tomato sauce, and beans. Stir to combine. Bring to boiling; reduce heat. Simmer, covered, for 1 1/2 to 2 hours or until meat and beans are tender. Serve as directed above.