Brown the ground beef in a large pot over medium heat. Drain any excess fat if needed.
1 lb lean ground beef
Add the onion, carrots and celery. Cook for 5 minutes until softened.
1 cup onion, 1 cup carrots, ¾ cup celery stalks
Stir in the garlic and cook for 30 seconds.
2 garlic cloves
Add the condensed tomato soup, beef stock and diced tomatoes, stirring until well combined.
10.5 ounces condensed tomato soup, 3 cups beef stock, 14 ounces canned diced tomatoes
Stir in the diced potatoes. Bring to a gentle boil, then reduce the heat and simmer for 20 minutes, or until a fork slides easily into the potatoes.
2 cups potatoes
Stir in the frozen mixed vegetables. Simmer for another 20 minutes, or until the vegetables are tender.
1 cup frozen mixed vegetables
Stir in the dried parsley, salt, and black pepper. Taste and adjust the seasoning before serving.
1 teaspoon salt, ½ teaspoon black pepper, 1 tablespoon dried parsley