I think a swirl of melted dark chocolate in the mix might be worth experimenting with. (theharvestkitchen.com)
Made with coconut and almond flours, these nutty cookies are topped with melted dark chocolate for a simple and decadent after - dinner treat. (blog.paleohacks.com)
Spread small amount of melted dark chocolate on top of each cookie and allow to cool. (dinnerintervention.com)