Sicilian Vegetable Stew - Antonio Carluccio Foundation

Ingredients

• 800g aubergine
• 1 large onion, peeled and chopped
• 3 ripe tomatoes, cut into chunky cubes
• 1 tbsp tomato purée, diluted with a little water
• 1 tbsp caster sugar
• 1 tbsp salted capers, soaked
• 20 green pitted olives
• 1 tbsp white wine vinegar
• Chopped leaves and stalks of 1 head celery
• 1 tbsp raisins
• Salt and pepper
• 1 tbsp pine kernels (optional)