Preheat the oven to 350 degrees
In a medium sauce pan, melt the butter over medium high heat. Add the sugar and cocoa powder once the butter is melted. Whisk to combine and remove from heat.
Add the salt, vanilla and eggs and continuously whisk until the eggs are combined.
Add the flour and pulverized oreos and continue to mix. Set batter aside.
Line a 9x9 baking dish with tin foil and spray the foil with non-stick baking spray.
Pour the brownie batter into the baking dish and transfer to the oven to bake for 25 minutes.
Remove the baking dish from the oven, and let it cool for at least 1 hour before serving.