Add Unibic cookies to a grinder and make a powder.
Add banana, coconut milk, cocoa powder, honey, cinnamon powder, and blend at a high speed and pulse until everything has been well incorporated.
Now add one and a half crumbled brownies and ice and give a nice churn.
Now pour chocolate syrup on inner sides of the chilled smoothie glass jar and pour chilled smoothie into it.
Garnish with crumbled brownie. Enjoy endlessly.