Quick lamb tagine with pan fried aubergine & cumin crunch

INGREDIENTS

• 2 small aubergines
• 300 g quality lamb neck fillet
• 1 heaped teaspoon garam masala
• olive oil
• a few sprigs of fresh coriander
• 1 mug (300g) couscous
• 1 heaped tablespoon shelled pistachios
• 1 heaped tablespoon sesame seeds
• 1 tablespoon cumin seeds
• 1 good pinch of saffron
• 650 g ripe mixed-colour tomatoes
• 1 preserved lemon
• 4 spring onions
• ½ –1 fresh red chilli
• 4 tablespoons fat-free natural yoghurt