Preheat your oven to 350°
Grease and line an 7”x11” baking dish with parchment paper
In a large bowl, combine 230 grams of brown sugar and 220 grams of granulated sugar
Add 227 grams of melted butter and mix until completely combined
Add 4 large eggs and 2 teaspoons of vanilla extract and mixed until the eggs are completely incorporated
Sift 150 grams of all purpose, 80 grams of a cup of cocoa powder, 5 grams of espresso powder and 3 grams of salt into the bowl and mix until mostly incorporated
Add 1/3 of a cup of hot strong coffee or espresso and mix until combined
Fold in 8 ounces of roughly chopped chocolate
Transfer the batter into the prepared baking dish and bake at 350° for 60 minutes
Let the brownies cool before transferring them out of the baking dish
Store leftovers in an airtight container at room temperature, in the refrigerator or freezer