Homemade Chocolate Pudding

Langkah-langkah

1. In a saucepan, combine sugar, cocoa powder, salt, and cornstarch. Mix well. Add in cold milk, whisk until combined.
2. Turn heat to medium, stirring constantly until mixture reaches a boil*.
3. As soon as the pudding has thickened, remove from the heat and stir in butter and vanilla.
4. Allow mixture to cool completely, stirring occasionally to avoid a skin forming on the pudding. 
5. Serve chilled or warm.