Moroccan-spiced cottage pies - Good Food Middle East

Ingredients

• 1 tbsp olive oil
• 1 large onion, chopped
• 2 garlic cloves, chopped
• 1 small carrot, chopped
• pinch of cayenne pepper
• 10 cardamom pods, green pods discarded and black seeds ground
• 10 cloves, ground
• 2 tsp cinnamon
• 500g lean beef mince
• 1 tbsp tomato purée
• 500ml beef or chicken stock
• 1kg floury potatoes, such as Maris Piper
• 400g can chickpeas
• 75g butter
• 4 tbsp milk
• 3 tsp za'atar (a mix of Middle Eastern herbs and spices, often made with marjoram, oregano, ground sumac, cumin and sesame seeds)
• 200g frozen peas
• small pack parsley, chopped