Curried veggie & Lental Stew Recipe

• vegetable oil
• 1 onion, chopped
• 1 medium carrot, diced
• 1 leek, halved & sliced
• 2 celery stalks, diced
• 2 garlic cloves, crushed
• 250 gm red lentils
• 2 heaped tspn curry powder
• 1 tspn cumin
• ½ tspn turmeric
• 1 litre vegetable stock
• sea salt & freshly ground pepper
• 2 good handfuls baby spinach, stalks removed
• plain yoghurt

Directions