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 ³⁄₄ tbsp 0.026 l 26 ¹⁄₄ ml 5 ¹⁄₄ tsp 0.111 cup 0.046 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 ³⁄₄ onion	roughly chopped
393 ³⁄₄g 0.394kg 0.868lb 13.9oz parsnip	roughly chopped
1 ³⁄₄ carrot	peeled and roughly chopped
1 ³⁄₄ clove garlic	crushed
1 ³⁄₄ tsp 0.009 l 8 ³⁄₄ ml ⁷⁄₁₂ tbsp 0.037 cup 0.015 pint ground cumin
1 ⁵⁄₁₆ tsp 0.007 l 6 ⁹⁄₁₆ ml ⁷⁄₁₆ tbsp 0.028 cup 0.012 pint ground coriander
⁷⁄₁₆ tsp 0.002 l 2 ³⁄₁₆ ml 0.146 tbsp 0.009 cup 0.004 pint chilli powder
306 ¹⁄₄g 0.306kg 0.675lb 10.8oz split red lentils
2.1l 2100ml 140tbsp 420tsp 8.88cup 3.7pint vegetable stock
700g 0.7kg 1.54lb 24.7oz chopped tomatoes
3 ¹⁄₂ tsp 0.018 l 17 ¹⁄₂ ml 1 ¹⁄₆ tbsp 0.074 cup 0.031 pint tomato purée
1 ³⁄₄ bay leaf