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chocolate peanut butter mug cake keto
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5 from 1 vote

Keto Chocolate Peanut Butter Mug Cake

Our Keto Chocolate Peanut Butter Mug Cake is a deliciously decadent low carb dessert that's ready in minutes in the microwave! Only 1g net carbs!
Prep Time1 min
Cook Time2 mins
Total Time3 mins
Course: Dessert
Cuisine: Keto
Keyword: cake, chocolate, desserts, easy recipes, keto, low carb, mug cake, peanut butter
Servings: 1 serving
Calories: 606kcal
Cost: $2


  • 2 Tablespoons butter
  • 1 Tablespoon coconut oil
  • 3 Tablespoons natural peanut butter
  • 2 teaspoons monk fruit sweetener or erythritol
  • 3 Tablespoons almond flour
  • 1 teaspoon unsweetened cocoa powder
  • 1/4 teaspoon baking powder
  • 1 egg


  • Scoop butter, coconut oil, and peanut butter into microwave safe mug and heat until melted.
  • Add sweetener and stir until mostly smooth.
  • Add almond flour, cocoa powder, baking powder, and egg. Whisk until combined.
  • Microwave 90 seconds. If cake puffs up and looks like it might overflow, pause microwave until batter settles, then finish cooking.
  • Top with sugar free chocolate chips (optional).



Note: Nutrition information is a rough estimate only; actual values will vary based on the exact ingredients used and amount of recipe prepared.
Net Carbs = 1g per mug cake


Calories: 606kcal | Carbohydrates: 9g | Protein: 14g | Fat: 59g | Saturated Fat: 30g | Cholesterol: 224mg | Sodium: 316mg | Potassium: 162mg | Fiber: 4g | Sugar: 1g | Vitamin A: 937IU | Calcium: 112mg | Iron: 3mg