01 -
Preheat oven to 350°F (175°C). Line a 9x13 inch pan with parchment paper, leaving an overhang. In a heatproof bowl, melt 1 cup (2 sticks) unsalted butter and 4 ounces unsweetened chocolate over a double boiler or microwave until smooth. Stir in 1/2 cup semi-sweet chocolate chips until melted.
02 -
In a large bowl, vigorously whisk 1 3/4 cups granulated sugar, 1/2 cup packed light brown sugar, 4 large eggs, and 2 teaspoons pure vanilla extract for 3-5 minutes until light, thick, and pale. This aeration is key for the crackly top of The Best Brownies Ever: Thick, Chewy & Crackly Top.
03 -
Gradually pour the slightly cooled melted chocolate mixture into the whisked egg and sugar mixture, stirring constantly until just combined. Ensure the chocolate isn't too hot to avoid scrambling the eggs. This forms the rich base for your brownies.
04 -
In a separate bowl, whisk together 1 cup all-purpose flour, 1/2 cup Dutch-processed cocoa powder, 1 teaspoon fine sea salt, 1 teaspoon espresso powder (optional), and 1/2 teaspoon baking powder. Gently fold these dry ingredients into the wet mixture until just combined, being careful not to overmix.
05 -
Pour the batter evenly into the prepared 9x13 inch pan. Bake for 28-32 minutes, or until a toothpick inserted into the center comes out with moist crumbs, not wet batter. Do not overbake The Best Brownies Ever: Thick, Chewy & Crackly Top to maintain their chewiness.
06 -
Let the brownies cool completely in the pan on a wire rack for at least 2-3 hours, or ideally overnight, before lifting out by the parchment paper. This patience is crucial for achieving the perfect thick, chewy texture and clean slices for The Best Brownies Ever: Thick, Chewy & Crackly Top.