Giblet gravy

Ingredients

• Field & Flower giblets (in a bag inside your turkey/goose/chicken!)
• 1 onion, cut in half
• 1 carrot, cut into large pieces
• 1 celery stalk, cut into large pieces
• 5 black peppercorns
• 1 bay leaf
• 1 sprig of thyme/parsley
• 1 litre of water
• Your homemade stock
• 25g plain flour
• Sea salt & freshly ground pepper