01 -
Preheat oven to 350°F (175°C). Grease or line an 8×8-inch baking pan with parchment paper to prevent sticking.
02 -
In a large mixing bowl, whisk together melted butter and granulated sugar until smooth. Add eggs one at a time, mixing well after each addition. Stir in Baileys Irish Cream until completely incorporated.
03 -
In a separate bowl, sift together all-purpose flour, unsweetened cocoa powder, and salt. Gradually fold dry ingredients into the wet mixture, mixing until just combined. Avoid overmixing to ensure tender brownies.
04 -
Transfer batter to prepared pan and spread evenly. Bake for 20–25 minutes, or until a toothpick inserted in the center comes out with moist crumbs. Allow brownies to cool completely in the pan.
05 -
In a medium bowl, beat softened butter until creamy. Gradually add powdered sugar, mixing thoroughly. Pour in Baileys Irish Cream and continue beating until frosting is smooth. If needed, add heavy cream in small increments until a spreadable consistency is achieved.
06 -
Spread frosting evenly over cooled brownies. Drizzle with melted semi-sweet chocolate if desired. Allow frosting to set before slicing and serving for clean cuts.