Add the curry powder and turmeric and stir for 30 seconds.
Add the stock and parsnips and bring to th boil. Reduce the heat to medium-low. Simmer, uncovered, until the parsnips are soft, about 20 minutes.
Remove from the heat and cool a little. Purée the soup in a blender or food processor, until smooth. Return to the saucepan.
Stir the yoghurt into the soup and warm through carefully to prevent curdling.
Serves 4. |