- 
Heat the remaining oil in a saucepan. Add the spice paste and fry gently for 5 minutes. Add the sweet potatoes, coconut milk and vegetable stock. Simmer until the sweet potatoes are soft.
Transfer to a blender and puree until smooth. Season to taste and reheat, if necessary. Top with the sliced chillies and serve with wedges of lime.
Serves 4.
posted by Mr Falafel