Go Back
Delicious cinnamon roll mug cake topped with icing in a white mug

Cinnamon Roll Mug Cake

A quick, microwave cinnamon roll mug cake with a warm, spiced cinnamon swirl and a sweet, crunchy topping, perfect for a comforting dessert in minutes.
Prep Time 5 minutes
Cook Time 2 minutes
Total Time 7 minutes
Course Dessert, Snack
Cuisine American
Servings 1 serving
Calories 350 kcal

Ingredients
  

Mug Cake Base

  • 6 tbsp plain (all-purpose) flour Heat-treated for safety.
  • 3 tbsp granulated sugar Balances sweetness and creates a tender crumb.
  • 1/2 tsp baking powder Provides lift for an airy texture.
  • 60 ml water Can substitute with milk for richness.
  • 40 ml neutral oil or melted butter Oil keeps it moist; butter adds rich flavor.
  • 1/2 tsp vanilla extract Enhances overall flavor.

Cinnamon Swirl

  • 1/2 tbsp melted butter Helps blend with brown sugar.
  • 1 tbsp light brown sugar Adds moisture and caramel depth.
  • 1/4 tsp ground cinnamon Defines the swirl flavor.

Cinnamon-Sugar Finishing Dust

  • 1 tsp granulated sugar For topping.
  • 1/8 tsp ground cinnamon For topping.

Instructions
 

Preparation

  • Heat-treat the flour: Microwave 6 tablespoons of flour for 1 minute 30 seconds, stirring every 20–30 seconds until cool.
  • In a 10-12 oz microwave-safe mug, mix together the heat-treated flour, 3 tablespoons granulated sugar, and 1/2 teaspoon baking powder.
  • Add 60 ml water, 40 ml oil, and 1/2 teaspoon vanilla extract to the dry ingredients and stir until smooth.

Cinnamon Swirl

  • In a small bowl, combine 1/2 tablespoon melted butter, 1 tablespoon light brown sugar, and 1/4 teaspoon ground cinnamon.
  • Dollop the cinnamon mix over the batter and gently swirl with a toothpick or knife.

Finishing Touch

  • Mix 1 teaspoon granulated sugar with 1/8 teaspoon ground cinnamon and sprinkle over the batter.
  • Microwave at 50-70% power for 1 to 2 minutes or until set.
  • Allow to cool for 1-2 minutes before serving.

Notes

For a more complex flavor, consider adding cream cheese icing, spices, nuts, or chocolate chips.
Keyword Cinnamon Roll, Microwave Recipe, Mug Cake, Quick Dessert, Single-Serve