Chicken Stock

• 1 kg chicken bones, chopped
• 3 medium leeks, roughly chopped
• 3 medium onions, peel

Wash the chicken bones to remove any blood. Put them into a large pot with the rest of the ingredients and cover with plenty of cold water (about 5 litres). Bring to the boil, skim off any scum that forms on top and simmer very gently for about 1½-2 hours. During cooking, you may need to add more water to keep the ingredients covered; skim occasionally if necessary.

Strain the stock thr