Make little wells in the brownie mix and add spoonfuls of the mixture. Sprinkle over the remaining hazelnuts and press down lightly. Bake in the preheated oven for around 30 minutes, testing after ...
Spray foil with cooking spray. In a large bowl mix together brownie mix, eggs, oil, and water. Spoon batter into the pan. Bake for 20 to 25 minutes. Let cool completely. For the frosting ...