Mix the brownie batter: Add the melted butter, coffee, egg, instant espresso (if using), & vanilla extract to a medium mixing bowl. Using a wooden spoon, stir until fully combined. Add in the brownie mix. Stir until just combined. Transfer the brownie batter to the prepared baking pan, spreading into a uniform layer.
First, place the flour in a small bowl and mix in the salt if using. Set aside the bowl. Next, chop the 170g/6 oz of chocolate into small pieces so it can melt easily with butter in the following step. Then roughly chop 130g/4.6 oz of chocolate (no smaller than 1cm/0.4 inch) that youโll need in the last step of my recipe.Spread into a greased 13x9-in. baking pan. Bake at 350ยฐ until a toothpick inserted in the center comes out clean, 25-28 minutes (do not overbake). Cool on a wire rack. For frosting, in a large bowl, cream butter and confectioners' sugar until light and fluffy, 5-7 minutes. Beat in cocoa and vanilla. Preheat oven and prepare baking dish. Preheat oven to 350 F. Lightly spray a 9ร13-in. baking dish with cooking spray. Prepare the batter. In a mixing bowl, combine the flour, sugar, cocoa, baking powder, and salt. In another bowl, combine the oil, eggs, and vanilla. Add the wet ingredients to the dry ingredients. XSRA4O1.