In a 2-cup capacity microwave- whisk together with a fork, the flour, sugar, cocoa powder, baking powder and salt until well combined. Add in the melted butter, milk, egg and vanilla. Place the chocolate pieces in the center of the mug. Drizzle the tablespoon of water right on top of the batter.
Ingredients
Flour - 1 tablespoon
Powdered Sugar - 1 or 1.5 tablespoons
Cocoa Powder - 1.5 teaspoon
Milk - 4-5 tablespoons (use water if vegan)
Salt - a pinch
Baking Soda - a pinch
Baking Powder - ⅛ teaspoon
Butter / Oil - 2 teaspoons
Modelling / Cooking Chocolate - a huge chunk