Cardamom and Yogurt Marinade

Ingredients

• 25 cardamom pods, removed from pods and pounded to a fine powder
• 6 garlic cloves, crushed
• 1-inch piece of ginger, grated
• 1 cup Greek yogurt
• 1-1/2 teaspoons ground black pepper
• grated rind of 1 lemon
• 2 tablespoons ghee (clarified butter)
• 1 cup coconut milk
• 6 green chilies, pricked all over
• 1/2 cup of chopped coriander leaves
• juice from half a lemon
• sea salt to taste