1,5 cup sugar
3 spoon butter
1 tbsp Vanillin
One bar of dark chocolate (melted)
One cup of coffee
Mix them all together.
In another bowl:
1,5 cup flour
1,5 cup cocoa
A pinch of salt (give stronger taste)
Mix two bowl ingredient together. Pour it on a baking tray.
Bake it in 350F (180C) preheated oven. Bon appetite.