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Healthy chocolate mug cake topped with melted peanut butter and chocolate chips.
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Healthy Mug Cake

This 3 ingredient Healthy Mug Cake is so moist and chocolatey that you won't guess it's sugar-free, dairy-free, flourless and low calorie–98 kcal only! Ready in under 5 minutes, it's the perfect treat to satisfy your sweet tooth without cheating on the diet.
Prep Time2 minutes
Cook Time3 minutes
Total Time5 minutes
Course: Breakfast, Dessert, Snacks
Cuisine: Clean eating, Gluten-free, Low calorie, Low carb
Keyword: apples, chocolate, eggs
Servings: 2 servings

Ingredients

  • 1 apple cored and peeled
  • 1 large egg
  • ⅓ cup (30 g) cocoa powder
  • ½ tsp baking powder optional but recommended

Optional Ingredients

  • 1 to 2 tsp maple syrup for a sweeter mug cake
  • ½ tsp vanilla extract
  • a pinch of salt
  • chocolate chips

Instructions

  • Grease two microwave-safe mugs or oven-safe ramekins with oil or cooking spray to prevent sticking.
  • If baking mug cakes in the oven. Preheat oven to 350°F (180°C).
  • Cut the apple into chunks, then add to a blender with egg, cocoa powder and optionally baking powder. Blend on high until smooth and free of lumps. Optionally, you can add 1 to 2 teaspoons of maple syrup for a sweeter mug cake.
    Blender filled with apples, egg, and cocoa powder for a healthy low calorie mug cake.
  • Transfer the batter to the prepared mugs.
    Smooth and rich chocolate mug cake batter being poured into a bowl.

Healthy Microwave Mug Cake

  • Microwave on medium power for approximately 3 to 4 minutes, or until the cakes have risen and are set in the center–mine took 3 minutes 45 seconds. Microwaves may vary, so adjust the cooking time accordingly.
  • Carefully remove from the microwave (they will be hot!) and let cool for a minute or two before serving.

Healthy Baked Mug Cake

  • Bake in hot oven for 20 to 25 minutes, or until they are no more raw inside. Let cool at room temperature before serving.

Video

Notes

Storage Directions
  • To store: Let the mug cake cool completely, then cover and store at room temperature for up to 2 days or in the fridge for up to 4 days.
  • To freeze: For longer storage, freeze in an airtight container for up to 3 months and reheat in the microwave for 30 seconds before serving.
Recipe Variations
  • No apple - Swap the apple for a medium banana or pear for a different flavor.
  • Vegan - Replace the egg with a flaxseed or chia egg.
  • High protein - Mix in 30g of protein powder, adjusting with a splash of milk if needed.
  • Toppings – Customize with chocolate chips, nuts, or a drizzle of peanut butter for extra indulgence.

Nutrition

Serving: 1 mug cake | Calories: 98.3kcal | Carbohydrates: 17.1g | Protein: 6.2g | Fat: 4.5g | Saturated Fat: 2g | Polyunsaturated Fat: 0.6g | Monounsaturated Fat: 1.6g | Trans Fat: 0.01g | Cholesterol: 93mg | Sodium: 39.3mg | Potassium: 326.7mg | Fiber: 7g | Sugar: 6.6g | Vitamin A: 167.4IU | Vitamin C: 2.8mg | Calcium: 36.8mg | Iron: 2.6mg