No-waste gravy recipe | Good Food

Ingredients

• 3 tbsp sunflower oil
• 1 reserved chicken backbone (see recipe, below), chopped or snapped into pieces
• carrot trimmings and peels (see recipe, below), finely chopped
• ½ large onion plus the whole skin
• 1 tsp caster sugar
• 3 tbsp plain flour
• 1 tbsp soy sauce (optional)
• 100ml wine port or sherry (or use water)
• 2 chicken or beef stock cubes or pots