Nibblous | lamb tagine

Ingredients

• 2 tbsp olive oil
• 700g boned shoulder of lamb, cut into small slivers
• 2 medium onions, finely chopped
• 2 medium carrots, roughly chopped
• 1 large stick celery, roughly chopped
• 2 garlic cloves, crushed
• 2 large tsp plain flour
• 1.2 litres veg stock
• 1½ teaspoons harissa (or 1 tbs paprika and ½ tsp cayenne, moistened with ½ tbsp olive oil)
• 2 tbsp fresh coriander leaves or 1 tsp or crushed coriander seeds (why not both?!)
• 1 tsp cumin seeds
• salt