Braised Pork Cheeks with Palo Cortado Sherry (Carrilleras Estofado con Palo Cortado)

Ingredients

• 1 ¹⁄₂ lb. pork cheeks (8–10 cheeks)
• 1 cup extra-virgin olive oil
• 5 garlic cloves, sliced
• 2 large onions (1 lb. 6 oz.), halved, then thinly sliced
• 1 cup palo cortado sherry
• 3 bay leaves
• 2 cups beef stock
• 3 medium carrots (10 oz.), peeled and cut into ½-inch pieces
• Kosher salt and freshly ground black pepper