Brownie in a Mug

Prep Time 5 minutes
Cook Time 1 minute


  • 2 tablespoons of butter
  • 2 tablespoons of sugar
  • 1 firmly packed tablespoon of light brown sugar
  • 1/4 teaspoon of pure vanilla extract
  • Pinch of kosher salt
  • 1 egg yolk
  • 4 tablespoons of flour
  • 1 tablespoon of Hershey's unsweetened cocoa powder
  • 2 heaping tablespoons of semi sweet chocolate chunks


  1. Melt butter in microwave safe mug or ramekin.
  2. Butter should be melted, not boiling.
  3. Stir together butter, sugars, vanilla and salt.
  4. Stir in egg yolk. Do not use egg white! Save for a different recipe or discard.
  5. Add flour and cocoa powder and stir again until well combined.
  6. Finally, add chocolate chunks.
  7. Cook for about 45 seconds in microwave. Do not over cook. Microwave times may vary.
Nutrition Facts
Brownie in a Mug
Amount Per Serving (1 g)
Calories 0
* Percent Daily Values are based on a 2000 calorie diet.