01 -
Preheat oven to 350°F (175°C). Grease and line a 9-inch round or square cake pan.
02 -
Whisk together the all-purpose flour, baking powder, and salt in a medium bowl.
03 -
Beat the softened unsalted butter and granulated sugar in a large bowl until pale and fluffy, about 3 minutes.
04 -
Add eggs one at a time, mixing well after each addition. Beat in vanilla extract.
05 -
Add flour mixture in three parts, alternating with milk, beginning and ending with flour. Mix on low speed just until combined.
06 -
Pour batter into the prepared pan, smooth the top, and bake for 30 to 35 minutes, or until a toothpick inserted in the center comes out clean.
07 -
Let cake cool in the pan for 10 minutes, then transfer to a wire rack and cool completely.
08 -
Gently heat heavy cream or butter until hot but not boiling. Pour over chopped chocolate and let sit 2 minutes, then stir until smooth. Allow to cool and thicken slightly.
09 -
Drizzle the thickened chocolate over the cooled cake in decorative streaks.
10 -
Arrange golden berries and, if desired, chocolate decorations on top. Allow chocolate to set before slicing and serving.