Adding salt during cooking was once thought to make pulses tough it doesn't. However it does slow down the cooking time, so it's best to season this Greek lentil, spinach and dill soup at the very end.
1.Heat oil in a large saucepan over medium heat; cook onion, celery and carrot, stirring, 5 minutes or until softened. Add garlic, chilli, bay leaves and parsley stalks; cook, stirring, until fragrant.
2.Add lentils; stir to coat. Add the water; bring to the boil. Reduce heat; simmer, uncovered, 20 minutes or until lentils are tender. Remove bay leaves and parsley stalks.
3.Add spinach, vinegar and salt to soup; stir until spinach wilts. Season with freshly ground black pepper.