Brown ground beef in a large pot or Dutch oven. Drain off any excess grease.

Add taco seasoning and cook for 1 minute more.

Stir in diced tomatoes, black beans, corn, great northern beans, chicken broth, cumin, and chili powder.

Bring to a boil, then reduce heat and simmer for 20-25 minutes, stirring occasionally.

Serve hot with your favorite toppings (sour cream, cheese, avocado, tortilla chips).