healthy beef vegetable soup

Name: healthy beef vegetable soup
Ingredients: 2 tablespoons olive oil, divided; 1 medium onion chopped; 8 ounces button mushrooms, sliced; 1 1/4 pounds chuck roast (or beef for stew) cut into 1/2 dice; 3 medium turnips, peeled and cut into 1/2 dice; 3 medium carrots, peeled and cut into bite size pieces; 1 15-ounce can diced tomatoes in juice; 4-5 sprigs of fresh thyme; 1-2 sprigs of fresh rosemary; 2 bay leaves; 6 cups low sodium beef broth or stock; 4 cups chopped kale (tough stems removed); 1/2 cup farro (or substitute barley); salt and pepper to taste