Directions

1. 1. Preheat oven to 350°F and line a 9-inch square baking pan with parchment paper.
2. 2. Pour brownie mix into a large bowl.
3. 3. In a small bowl, whisk together stout, oil, egg and espresso powder until blended. Pour over the dry mix and stir until no dry bits remain.
4. 4. Pour into baking pan and smooth with back of a spoon.
5. 5. Bake in preheated oven according to package directions, 37 to 42 minutes. Remove from oven, let cool, then sprinkle with salt (if using).