4 large green chillies
1 Teaspoon black peppercorns
1 Small onion
1 Tablespoon chopped garlic
2 Tablespoon chopped coriander
2 Teaspoons lemon rind
1 Teaspoon salt
2 Teaspoon ground coriander
1 Teaspoon cumin
2 Teaspoons dried shrimp paste
1 Teaspoon ground turmeric
1 tablespoon oil
Put all the ingredients into a blender and blend to a smooth paste add water as necessary