Steps
1. In a small saucepan, heat the milk over medium heat until it starts to steam, but do not let it boil.
2. Lower the heat and add the chopped dark chocolate, stirring until completely melted and smooth.
3. Stir in the chocolate syrup, cocoa powder, and sugar until well combined.
4. Continue to heat gently, stirring occasionally, until the mixture is hot but not boiling.
5. Pour the hot cocoa into a mug and top with whipped cream and chocolate shavings if desired.
6. Enjoy your deliciously rich dark chocolate hot cocoa!