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Gluten-Free Mug Cake

By the Gluten Free Recipes team ·

A warm, decadent chocolate mug cake that's ready in minutes. This single-serving treat boasts a moist, tender crumb with rich chocolate flavor, perfect for satisfying your sweet cravings.

Medium Gluten-Free Verified gluten free vegetarian
Prep: 25 min Cook: 25 min Total: 50 min Serves: 4

At a glance: This medium desserts recipe yields 4 servings in about 50 minutes (25 min prep, 25 min cook). It uses 9 ingredients — including gluten-free all-purpose flour blend, granulated sugar, unsweetened cocoa powder — and walks through 5 steps. Updated . Browse more desserts recipes or return to all gluten-free recipes.

Gluten-Free Mug Cake — desserts recipe, serves 4

Cross-Contamination Warning for Gluten-Free Mug Cake: When preparing this desserts recipe, in a shared kitchen, avoid porous materials — wooden spoons, wooden cutting boards, and scratched non-stick pans can harbor gluten proteins even after washing. Prefer glass, metal, or silicone tools.

Gluten-Free Notes for Gluten-Free Mug Cake: This recipe is gluten-free, relying on a gluten-free flour blend and carefully selected ingredients to avoid any gluten-containing grains.

Scale Recipe:
4 servings
Ingredient amounts update automatically

Ingredients

  • 4 tbsp gluten-free all-purpose flour blend
  • 4 tbsp granulated sugar
  • 2 tbsp unsweetened cocoa powder
  • 1/4 tsp baking powder
  • 1/8 tsp salt
  • 3 tbsp milk (dairy or non-dairy)
  • 2 tbsp melted butter or coconut oil
  • 1/2 tsp pure vanilla extract
  • 1-2 tbsp chocolate chips (optional)

Instructions

  1. 1

    In a microwave-safe mug (about 12-14 oz capacity), whisk together the gluten-free all-purpose flour blend, granulated sugar, unsweetened cocoa powder, baking powder, and salt. Ensure there are no clumps of dry ingredients, which should take about 1 minute.

  2. 2

    Add the milk, melted butter or coconut oil, and pure vanilla extract to the mug. Stir with a fork until the batter is smooth and well combined, scraping down the sides of the mug to incorporate all the dry bits, about 1-2 minutes.

  3. 3

    If using, gently fold in the chocolate chips into the batter. Be careful not to overmix at this stage.

  4. 4

    Microwave on high power for about 1 minute and 30 seconds to 2 minutes, or until the cake is set and a toothpick inserted into the center comes out mostly clean with moist crumbs attached. Cooking time may vary depending on your microwave's wattage.

  5. 5

    Allow the mug cake to cool in the mug for at least 2-3 minutes before enjoying. The cake will continue to firm up as it cools, making it easier to eat without burning your mouth.

Nutrition (per serving)

348
Calories
4g
Protein
53g
Carbs
15g
Fat
2g
Fiber
97mg
Sodium

Tips & Notes

  • Baking powder loses potency after 6 months; test it by dropping a teaspoon into hot water — it should bubble vigorously.
  • Brown the butter before adding it for a nutty, caramel depth that elevates simple recipes.
  • Warm milk (not hot) is key for yeast-based recipes — aim for 105–115°F to activate yeast without killing it.

Learn More

Gluten Free Recipes Team

Celiac-safe recipe development and testing since 2026

Our team develops and tests every recipe to be 100% gluten-free, verifying ingredients, techniques, and cross-contamination risks. We focus on making gluten-free cooking as delicious and accessible as possible. Learn more about us.

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