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Peanut Butter Mug Cake

Peanut Butter Mug Cake fresh from microwave in a white mug

This Peanut Butter Mug Cake is a quick, gooey, single-serve dessert made in under 5 minutes. With simple pantry ingredients and no oven needed, it’s perfect for satisfying sweet cravings anytime.

Ingredients

Scale
  • ¼ cup all-purpose flour

  • 2 ½ tablespoons granulated sugar

  • ¼ teaspoon baking powder

  • 2 tablespoons milk

  • 1 tablespoon vegetable oil or melted butter

  • 2 tablespoons creamy peanut butter

  • 1 dash vanilla extract

  • 1 tablespoon chocolate chips (optional)

Instructions

  • Combine dry ingredients in a mug.

  • Mix in wet ingredients until smooth.

Mixing ingredients for peanut butter mug cake in a mug
Mixing the mug cake batter before microwaving
  • Stir in chocolate chips.

  • Microwave 70–90 seconds.

  • Let rest 1 minute before eating.

Notes

Microwaves vary—start with 70 seconds. Let sit to finish cooking.

 

Nutrition facts are estimates and may vary based on ingredients used, portion sizes, and preparation methods.

Nutrition

Keywords: Peanut Butter Mug Cake, Mug cake, Peanut Butter, Quick Dessert, No Egg, Microwave, Chocolate Chips, Dairy Free Chocolate