1 cup milk
1 to 2 tablespoons cocoa powder
1 to 2 tablespoons sugar
Pinch of salt
1/4 teaspoon vanilla extract
Heat the milk in a saucepan over medium heat
Whisk in the cocoa powder, sugar, and salt
Stir constantly until smooth and hot
Remove from heat
Stir in the vanilla extract
Pour into a mug and serve