Hearty Hamburger Vegetable Soup

Ingredients

• 4 cups beef broth
• 1 tsp salt
• 1 pinch black pepper
• 1 lb ground beef
• 2 medium potatoes, peeled and cubed
• 3 medium carrots, peeled and sliced
• 1 medium yellow onion, chopped
• 1 pinch dried oregano
• 1 cup green beans, trimmed and cut into 1-inch pieces
• 14 oz can diced tomatoes
• 1/2 cup celery, chopped