Crockpot Short Ribs

Bahan-bahan (6 porsi)

• 4 pounds meaty bone-in short ribs (1 ½ inches or thicker)
• 5 teaspoons kosher salt divided
• 1 ½ teaspoons black pepper
• 6 medium carrots chopped into ½-inch pieces (about 3 cups)
• 4 ribs celery chopped into ½-inch pieces (about 3 cups)
• 1 medium onion chopped into ½-inch pieces (about 1 ½ cups)
• 8 cloves garlic minced
• 3 tablespoons tomato paste
• 1 bottle (750 ml dry red wine such as Chianti, Cabernet Sauvignon, or Cotes de Rhone)
• 3 cups beef stock or chicken stock (plus more as needed)
• 1 (14-ounce) can fire roasted diced tomatoes in their juices
• 1 tablespoon Worcestershire sauce
• 8 to 10 sprigs fresh thyme (tied into a bundle with kitchen string)
• 2 tablespoons cornstarch (mixed with 2 tablespoons water to create a slurry)
• ¼ cup finely chopped fresh flat-leaf parsley (optional for serving)
• Mashed potatoes, cooked pappardelle or similar pasta, roasted potatoes, or creamy polenta