Preheat the oven to 350°F. Add the cookies to a food processor, process until just crumbs remain. Add the brown sugar, white sugar, and cinnamon, pulse to combine.
Add the butter, process until well combined.
Press into the bottom of an 8x8 pan that has been sprayed with cooking spray or lined with parchment paper.
Bake for 10 minutes while you prepare the filling.
Add the beer and chocolate chips to a microwave-safe bowl. Microwave on high for 30 seconds, stir and repeat until chocolate is melted and well combined with the beer.
In a large mixing bowl add the melted butter and both kinds of sugar, beat until well combined.
Add the eggs, beat until well combined. Stir in the chocolate mixture.
Add the flour, salt, cayenne pepper, cinnamon, and cocoa powder, stir until just combined.
Add to the crust layer, bake until set, about 35 minutes.
All to cool completely before cutting.