Preheat oven at 350 degrees F.
Prepare brownies as directed on the box for "cake-like" brownies but add additional 3 eggs. Spread half the batter into an 8 by 8-inch prepared pan, top evenly with the pecans and chocolate caramel covered wafers.. Cover with remainder of batter. Bake for 35 to 40 minutes or until the brownies are almost cooked through. Remove brownies from oven. Cool completely. Remove brownies from pan keeping square intact. Place on a baking sheet.
Top with ganache, whipped topping, raspberries, and chocolate shavings.
Mix together syrup and chocolate. Pour warm cream over syrup and chocolate. Stir until melted.
Whip the heavy cream, adding the sugar and cognac.