Steps
1. Brew one shot of espresso into a coffee cup.
2. In a small saucepan, heat the milk over medium heat until steaming, but not boiling.
3. Whisk in the cocoa powder, sugar, cinnamon, and vanilla extract until well combined and smooth.
4. Pour the chocolate milk mixture over the espresso, stirring gently to combine.
5. Top with whipped cream and chocolate shavings if desired.
6. Serve immediately and enjoy your mystical mocha elixir!