Chocolate cake with chocolate ganache

Ingredients

• 250 gr butter, melted
• 500 gr granulated sugar
• 5 eggs
• 1 teaspoon vanilla extract
• 2 tablespoons baking powder
• 250ml milk
• 400 gr flour
• 100 gr cocoa powder
• Orange zest, of 1 orange
• 150 gr chocolate couverture 50%-55%
• 150 gr heavy cream 35%
• 1 tablespoon honey