S'mores Mug Cake

a forkful of s'mores protein mug cake being pulled from a grey mug with cake and melted marshmallows

Makes 1 serving


1/3 cup Proteinfull Baking Classic Yellow Cake Mix (loosely packed, 44.5g)
1 large egg white
2 tablespoons water
1/2 tablespoon oil or unsweetened applesauce
1/8 - 1/4 teaspoon ground cinnamon, to taste
1 tablespoon sugar-free chocolate chips 
we recommend chocolate sweetened with stevia and erythritol or monk fruit
1 sugar free marshmallow cut into mini marshmallows


  1. Mix cake mix, egg white, water, oil or applesauce, and cinnamon in a 12-16oz microwave-safe mug or bowl.
  2. Add chocolate chips and marshmallows.
  3. Microwave for 1 minute 30 seconds (1000 watt microwave, adjust time for other wattages).
  4. Let cool and enjoy!

Nutrition (prepared with oil)
Serving: 1 recipe, Calories: 235, Fat: 13g, Chol: 15mg, Sodium: 343mg, Carbohydrates: 38g, Fiber: 14g, Sugar: 4g, Added Sugar: 2g, Erythritol: 18.5g, Protein: 17g, Net Carbs: 5g.

Nutrition (prepared with applesauce)
Serving: 1 recipe, Calories: 178, Fat: 6g, Chol: 15mg, Sodium: 343mg, Carbohydrates: 39g, Fiber: 14g, Sugar: 5g, Added Sugar: 2g, Erythritol: 18.5g, Protein: 17g, Net Carbs: 6g.

Let's get baking! Buy our Classic Yellow Protein Cake Mix to make this S'mores Mug Cake. 

front view of Keto-friendly Protein Cake Mix package in Classic Yellow flavor. package is red with a slice of yellow layer cake with whipped cream and strawberries