Chicken Broth - Brodo di Pollo - Nonna's Way

Ingredients

• Soup chicken pieces (3-3.5 pounds total)
• 4.5-5 litres cold water to make the broth (you will need extra if doing the chicken pre-boil step)
• 2 roma tomates (cut in half)
• 2 large carrots (cut in half)
• 2 celery stalks (cut in half)
• 1 medium onion (cut in half)
• 1 medium new potato (peeled but left whole)
• 1/2 tsp (2.5ml) whole black peppercorns
• salt to taste