Beef and vegetable soup

Ingredients: 1 1/2 pounds cooked ground beef2 1/2 tablespoons olive oil, dividedSalt and freshly ground black pepper1 3/4 cups chopped yellow onion (1 large)1 1/4 cups peeled and diced carrots (3 medium)1 cup chopped celery (3 medium)1 1/2 tablespoons minced garlic (4 cloves)8 cups low-sodium beef broth or chicken broth2 (14-ounce) cans diced tomatoes1 1/2 … Read more