Fish in Lemon Coriander Sauce

2-3 green chilies stems removed and deseeded and chopped
2 garlic cloves, minced
¼ cup lemon juice
4 Tablespoons chopped fresh cilantro
½ teaspoon ground coriander seeds
1 ½ pounds halibut or other firm white fish
4 Tablespoons Ghee or vegetable oil
Lemon Slices

Directions:

Mix the chilies, garlic, lemon juice, cilantro, and coriander and use to marinate the fish overnight.
Remove the fish and combine the marinade with the melted ghee or vegetable oil.
Grill or broil the fish, basting with the marinade mixture.
Garnish with lemon slices and serve with the butter on the side.