Add the eggs, flour, cocoa, and baking powder one by one while continuing to beat.
When all the ingredients are incorporated, add the nuts and vanilla.
Grease a square baking pan with butter and pour in the mixture.
Bake the brownies in a preheated oven at 175 degrees Celsius for 40 minutes.
While the brownies are baking, melt the semi-sweet chocolate in a double boiler and spread it on a baking sheet lined with parchment paper. Refrigerate for 10 minutes. Remove from the fridge and cut into rectangles with a sharp knife to make the RIPs for your brownies, return the rectangles to the fridge for at least 30 more minutes.
Remove the brownies from the oven when a toothpick inserted comes out clean, allow to cool, unmold, and cut into large squares.
Assemble the Halloween brownies by placing one brownie and using frosting to stick a rectangle of chocolate.
Nutritional Information
* * Information per 100g serving, percentage of daily values based on a 2,000 calorie diet.
Do you want to know what other nutrients this or other recipes have?