Green Curry Paste

A spicy green curry that can be used in many dishes. 
1 tbsp. coriander seeds 
1 tsp. cumin seeds
1 tsp. peppercorns
8 chopped green chiles (may be seeded)
3 shallots (chopped)
4 garlic cloves (crushed)
3 cilantro roots (chopped)
1 tsp. galanga powder
2 kaffir lime leaves (chopped)
1 tsp. paste (shrimp or fish)
2 tbsp. chopped cilantro leaves 

Heat coriander seeds and cumin seeds until the smell changes (slightly
roasted). Crush seeds with peppercorn. After the seeds are well crushed
add the remaining ingredients. Pound to a paste. Store in an airtight
container. The paste will last for about a month.