Place first 7 ingredients in a 6-quart oval slow cooker. Cover and cook on LOW 3 hours, stirring gently every hour. Stir before serving. Serve with assorted tortilla and corn chips.
To Make Ahead and Freeze: Spoon into quart-size freezer containers, and freeze up to 1 month. Thaw overnight in the refrigerator. Microwave on HIGH, stirring every 60 seconds until thoroughly heated.