Brown ground beef in skillet then rinse in colander with hot water. Return ground beef to skillet and add chopped onion and cabbage. Continue to brown until onion and cabbage are soft. Transfer to large soup pot.
Add canned tomatoes, mixed frozen veggies, frozen diced hash browns, beef broth. Add salt and pepper to taste.
continue to cook over low heat for an hour to meld all the flavors. (The cabbage really adds such a great flavor to this soup!)