Instant Pot Beef Barley and Mushroom Soup - Yay! For Food

Ingredients

• 2 tbsp olive oil
• 1½-2 lb. stewing beef, cut into 1-inch cubes
• 1 large onion, chopped
• 4 garlic cloves, minced
• 10 cremini mushrooms (8 oz), sliced
• 1 tbsp balsamic vinegar (or worcestershire sauce)
• 12 oz red or white baby potatoes, chopped
• 2 carrots (8 oz), chopped
• 2 celery ribs (4½ oz), chopped
• ⅔ cup dry pearl barley, rinsed
• ½ tsp dried rosemary
• ½ tsp dried thyme
• 4 cups beef broth (low sodium)
• 2 cups water
• Salt and pepper, to taste
• Optional: fresh basil as topping