1. Cut liver into 5 cm pieces . Wash and drain .
2. Grind to a fine paste ,coriander ,cinnamon ,cloves , garlic and ginger .
3. Mix together curds, pepper ,salt and ground spices .
4.Soak liver pieces in the mixture.
5. Put liver pieces on skewers and stand for 10 minutes .
6. Melt a little butter .Pour over liver and hold skewers over fire for about 10 minutes turning them occasionally .