Harissa roasted tomatoes with couscous - Good Food Middle East

Ingredients

• 12 big plum tomatoes, halved
• 1 tbsp harissa
• 3 tbsp olive oil
• 3 onions, very thinly sliced
• 4 tbsp Greek-style yogurt
• 1 tbsp tahini paste
• 1 garlic clove, crushed
• 200g couscous
• ½ small pack mint, roughly chopped
• ½ small pack parsley, roughly chopped
• 50g toasted flaked almonds
• 400g can chickpeas, drained and rinsed