Using a food processor or blender, combine the peanut butter, soy sauce, red chili paste, brown sugar, lime juice and coconut milk--pure to combine all ingredients.
Pour the hot water slowly into the blender or processor, starting with 1/4 cup and adding more to thin-out the sauce as needed.
Pour the peanut sauce into a small serving bowl, reserving some on the side to drizzle over the chicken
Garnish with some of the peanuts