Vegetarian Harira Soup

Ingredients

• • 2 tbsp unbleached all-purpose flour
  • 8 cups (2 litres) vegetable broth
  • 1/8 tsp saffron (about 10 threads)
  • 3 celery stalks, chopped
  • 1 large onion, chopped
  • 2 garlic cloves, chopped
  • ¼ cup (10 g) cilantro stems, finely chopped
  • 1 tbsp fresh ginger, chopped
  • 3 tbsp (45 ml) olive oil
  • 1 tsp ground cumin
  • ½ tsp ground cinnamon
  • ¼ tsp ground turmeric
  • ½ cup (105 g) dried brown lentils, rinsed and drained
  • 1 can (14 oz/398 ml) diced tomatoes
  • ¼ cup (60 ml) tomato paste
  • ½ tsp (2.5 ml) harissa
  • 1 can (19 oz/540 ml) chickpeas, rinsed and drained
  • 1/3 cup (45 g) spaghetti, broken into 1-inch (2.5 cm) pieces
  • 1 egg, beaten
  • ¼ cup (10 g) cilantro leaves, finely chopped