Sous Vide Pork Shank

Ingredients

• 2 pork shanks
• 1 (14.5-ounce) can diced tomatoes with juice
• 1 cup beef stock
• 1 cup finely diced onion
• 1/2 cup finely diced celery
• 1/2 cup finely diced carrot
• 1/2 cup red wine
• 2 teaspoons kosher salt
• 1 bay leaf