Stout Braised Short Ribs with Barley

INGREDIENTS

• Kosher salt and freshly ground black pepper
• One 14.5-ounce can low-sodium beef broth
• Two 12-ounce bottles dark stout beer, such as Guinness
• 2 bay leaves
• 4 cloves garlic, sliced
• 6 sprigs fresh thyme
• 2 sprigs fresh rosemary
• 2 celery ribs, sliced
• One 14.5-ounce can diced tomatoes
• 4 1/2 pounds bone-in short ribs, cut into 4-inch pieces
• 1/4 cup canola oil
• 2 medium carrots, roughly chopped
• 2 medium onions, roughly chopped
• 1 teaspoon dry mustard powder
• 1 cup pearl barley