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Vanilla cake in a mug with vanilla icing and sprinkles and a piece of vanilla mug cake on a fork

Vanilla Mug Cake

There is something just so yum about a classic vanilla cake. Well shrink that down into single-serving size and you have this sweet vanilla mug cake with an easy creamy vanilla frosting! If you have 3 minutes, you can make this delicious microwave vanilla cake recipe…let’s do it!
5 from 1 vote
Prep Time 3 minutes
Cook Time 2 minutes
Total Time 5 minutes
Course Dessert, Snack
Servings 1 serving

Ingredients
  

Mug Cake

  • 4 tbsp regular flour or whole wheat flour, or gluten-free all-purpose flour mix
  • 2-3 tbsp sugar any granulated sugar, white, coconut sugar, erythritol, etc
  • 1 ½ tbsp melted butter or oil  (or coconut oil, any oil works) (vegan butter, melted)
  • 3 tbsp milk any kind (cow, almond, oat, soy, etc)
  • ½ tsp baking powder
  • ¼ tsp pure vanilla extract

Easy Vanilla Frosting

  • 2 tbsp softened butter (not melted) or vegan butter
  • ¼ cup icing sugar or powdered erythritol
  • 1 small splash pure vanilla

Instructions
 

Vanilla Mug Cake

  • Mix the flour, sugar, and baking powder in a small bowl.
  • Stir in the milk and vanilla, and then the melted butter (or oil).
  • Pour the batter into a sprayed microwave-safe mug.
  • Microwave on high for 90 seconds to 2 ½ minutes depending on your microwave.
  • Check for doneness at 90 seconds and add time if you need to.
  • Put the cake aside and make the frosting!

Vanilla Frosting

  • If your butter isn't already softened, use your microwave on defrost setting to soften it (20 second intervals until soft).
  • Add in the splash of vanilla.
  • Add 2 tablespoons of icing sugar and use a fork or spoon to mix it in well with the butter.
  • Add the rest of the icing sugar and mix it in well.
  • Spread over your warm vanilla mug cake and enjoy!