Pressure Canned Ham Stock – Food in Jars

Ingredients

• 2 teaspoons vegetable oil
• 2 medium onions (cut into 1-inch chunks)
• 2 medium carrots (cut into 1-inch chunks)
• 2 stalks celery (cut into 1-inch chunks)
• 2 cloves garlic (smashed)
• 1/4 cup dry white wine
• 2 to 3 pounds ham bones (shank, hock, or left over from spiral ham)
• 1 cup loosely packed parsley leaves (about 4 sprigs)
• 10 black peppercorns
• 1 sprig thyme
• 1 bay leaf
• 4 to 5 quarts cold water