2 cups milk
2 tablespoons unsweetened cocoa powder
2 to 3 tablespoons sugar
1/4 teaspoon vanilla extract
Pinch of salt
Whipped cream or marshmallows, optional
Add the milk, cocoa powder, sugar, and salt to a small saucepan
Whisk until smooth
Heat over medium heat, stirring often, until hot
Do not let it boil
Remove from heat
Stir in the vanilla extract
Pour into a mug
Add whipped cream or marshmallows, if desired