How To Make Beef Stock recipe from Jenny Jones

Ingredients

• 2 1/2 - 3 pounds beef marrow bones
• 2 carrots cut in big pieces
• 2 stalks of celery cut in big pieces
• 1 parsnip cut in big pieces
• 1 small onion, quartered
• 2 cloves of garlic, whole
• 3-4 sprigs of parsley
• 2 bay leaves
• 5 peppercorns
• 1 1/2 teaspoons salt (or 2 teaspoons kosher salt)
• 1/2 teaspoon dried thyme leaves
• 5 1/2 quarts of water (22 cups)