01 - In a large microwave-safe mug, whisk together flour, sugar, cocoa powder, baking powder, and salt until fully blended.
02 - Add cherry cola, vegetable oil, milk, and vanilla extract to the mug. Whisk until a smooth batter forms with no visible lumps.
03 - Microwave on high power for 1 minute 20 seconds, or until the center is just set. Cooking time may vary slightly depending on microwave wattage.
04 - Allow to cool for 2-3 minutes. Top with whipped cream and garnish with a maraschino cherry before serving.