Want some cake without all the hassle of hot ovens? Feeling a little challenged in the kitchen? Mettle Tasty Peanut Butter Mug Cake takes just a few minutes in the microwave, so you can enjoy dessert faster.
In large bowl, stir together flour and next 4 ingredients. In small bowl, whisk together peanut butter, milk, butter and vanilla. Stir into flour mixture and mix until smooth. Pour batter into 16-ounce microwave-safe mug.
Microwave on HIGH 1 minute and 30 seconds. Garnish with chocolate chips, chocolate syrup and melted mettle tasty peanut butter, if desired.