Tomato and Red Lentil Soup with Parsnip

Can be made with two celery sticks and no chilli powder instead of parsnip. Was Jonny's contribution to the christmas meal.

1 tbsp 0.015 l 15 ml 3 tsp 0.063 cup 0.026 pint olive oil	heat	cook on low heat 7-8 mins	cook 3 mins	cool 1 min	bring to boil	cover and simmer 25-30 mins	blend
1 onion	roughly chopped
225g 0.225kg 0.496lb 7.94oz parsnip	roughly chopped
1 carrot	peeled and roughly chopped
1 clove garlic	crushed
1 tsp 0.005 l 5 ml ¹⁄₃ tbsp 0.021 cup 0.009 pint ground cumin
³⁄₄ tsp 0.004 l 3 ³⁄₄ ml ¹⁄₄ tbsp 0.016 cup 0.007 pint ground coriander
¹⁄₄ tsp 0.001 l 1 ¹⁄₄ ml ¹⁄₁₂ tbsp 0.005 cup 0.002 pint chilli powder
175g 0.175kg 0.386lb 6.17oz split red lentils
1.2l 1200ml 80tbsp 240tsp 5.07cup 2.11pint vegetable stock
400g ²⁄₅kg 0.882lb 14.1oz chopped tomatoes
2 tsp 0.01 l 10 ml ²⁄₃ tbsp 0.042 cup 0.018 pint tomato purée
1 bay leaf