Instructions:
- Gather ingredients.
- Brown ground beef: Cook ground beef in a skillet over medium heat until browned. Drain and set aside.
- Combine ingredients in slow cooker: Add ground beef, onion, chili beans, kidney beans, corn, tomato sauce, water, diced tomatoes, green chile peppers, and taco seasoning mix to a slow cooker.
- Mix and cook: Mix to blend and cook on Low setting for 8 hours.