White mug with gluten-free spice mug cake

Gluten-Free Spice Mug Cake

Prep Time 5 minutes
Cook Time 1 minute
Servings 1 serving


  • 1/4 cup all-purpose gluten-free flour
  • 1/2 teaspoon baking powder
  • 1/4 teaspoon pumpkin pie spice
  • 2 tablespoons granulated sugar
  • 1 large egg
  • 2 tablespoons vegetable oil or melted butter
  • 1 tablespoon milk


  • whipped cream
  • vanilla ice cream
  • cream cheese frosting, recipe below

Cream Cheese Frosting

  • 2 tablespoons softened cream cheese
  • 3 tablespoons powdered sugar
  • 1 teaspoon milk


  1. Spray a large (12 ounce) mug with nonstick cooking spray. Stir together gluten-free flour, brown sugar, spices, and baking powder in the mug. Add egg, oil, and milk. Stir until smooth with a fork or mini whisk.
  2. Microwave on high for 60-80 seconds or until cake pulls away from the sides of the mug and the top looks dry. Allow cake to cool in the mug. Top warm cake with vanilla ice cream or whipped cream, if desired. Or allow the cake to cool for a few minutes and frost.
  3. For the Frosting

  4. Beat together the butter and powdered sugar until smooth with a spoon. Add milk. Mix until creamy. Spread frosting on cooled cake. If you put the frosting on the hot cake, it will melt.