18 minutes at 170°C
Sift the flour and cocoa powder together.
Mix the butter and sugar until creamy.
Add eggs one at a time, mixing well after each addition.
Add the sifted dry ingredients and fold with a spatula.
Pour in the milk and melted chocolate, and mix to complete the batter.
Pour the batter into a pound cake mold.
Bake in a preheated oven at 180°C for 35 to 40 minutes.
Cool the finished chocolate pound cake on a wire rack.