Short Ribs Braised in Balsamic

INGREDIENTS

• 4 to 5 lb. bone-in beef short ribs, each about 3 inches long
• 1 to 2 Tbs. kosher salt, plus more, to taste
• 1 Tbs. olive oil
• 2/3 cup balsamic vinegar
• 1/2 cup dry red wine
• 2 Tbs. tomato paste
• 1 yellow onion, thinly sliced
• 6 garlic cloves, crushed
• 10 fresh flat-leaf parsley sprigs, plus 1/4 cup lightly packed fresh parsley leaves, chopped
• 2 bay leaves
• Freshly ground pepper, to taste