Epimeles — Ragu alla Bolognese

Ingredients

• 1 ½ lb beef (oxtail, short rib, shank—something with fat, flavor, and preferably some marrow and gelatin), in one or two large pieces
• Salt to taste
• 1 Tbsp olive oil
• 2 medium carrots, peeled and minced
• 2 ribs celery, minced
• 1 medium onion, minced
• 1 lb ground pork (preferably from the shoulder)
• ½ cup minced pancetta
• 1 small can whole peeled tomatoes (preferably San Marzano), drained and crushed
• 1 cup dry red wine
• 1 ½ cups chicken stock
• 1 bay leaf