Moroccan-style vegetables with couscous

Ingredients

• 2 tablespoon olive oil
• 2 large (400g) onions, sliced thickly
• 2 clove garlic, crushed
• 2 teaspoon ground coriander
• 1 teaspoon ground cumin
• 1 teaspoon sweet paprika
• 2 cinnamon sticks
• 1 pinch ground saffron
• 2 small fresh red chillies, seeded, chopped
• 2 (120g) finger eggplant, chopped coarsely
• 800 gram peeled pumpkin, chopped
• 400 gram can chopped tomatoes
• 1 cup (250ml) vegetable stock
• 2 cup (500ml) water
• 300 gram can chickpeas, rinsed, drained
• 2 large (300g) zucchini, chopped coarsely
• 1/2 cup lightly packed fresh coriander leaves
• 1 tablespoon lemon juice
• Couscous
• 1 cup (250ml) water
• 60 gram butter
• 1 1/2 cup (300g) couscous