Preheat your oven to 350°F (175°C). Grease a 9x13-inch baking pan and line it with parchment paper or aluminum foil, leaving some overhang for easy removal.
In a microwave-safe bowl, melt the 1 cup unsalted butter, , Let it cool slightly.
In a mixing bowl, whisk together the melted butter and 1 cup unsalted butter, until well combined.
Add the eggs one at a time, mixing well after each addition. Stir in the vanilla extract.
Sift in the 1 cup all-purpose flour all-purpose flour, ¾ cup unsweetened cocoa powder cocoa powder, ½ teaspoon baking powder baking powder, and ¼ teaspoon salt into the wet mixture. Gently fold the dry ingredients into the wet mixture until just combined. Be careful not to overmix.
Stir in the 1 cup dark chocolate chips or chunks into the brownie batter.
Pour half of the brownie batter into the prepared baking pan. Spread the cherry pie filling evenly over the batter. Top with the remaining batter, ensuring the cherries are fully covered.
Bake in the preheated oven for 25-30 minutes or until a toothpick inserted in the center comes out with a few moist crumbs.
Let the brownies cool in the pan for about 15 minutes before lifting them out using the parchment paper or aluminum foil. Allow them to cool completely on a wire rack.
Once cooled, cut the brownies into squares. For an authentic Black Forest touch, top each brownie with a dollop of whipped cream and a fresh cherry, some chocolate shavings and dust some cocoa powder
Notes
For a fudgier texture, avoid overbaking the brownies. They should have a slightly gooey center when done.Use high-quality dark chocolate for the best flavor. The chocolate's quality significantly impacts the overall taste of the brownies.To avoid sticking, grease the baking pan and line it with parchment paper or aluminum foil before pouring the batter.f you prefer a boozy twist, drizzle a splash of cherry liqueur or Kirsch over the brownie batter before baking.