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–+ servings
Close-up of oven-baked Protein Chocolate Brownie Mug Cake with a spoonful showing rich, fudgy texture and moist interior.

Protein Chocolate Brownie Mug Cake

Jessica Stroup
This incredible Protein Chocolate Brownie Mug Cake is rich, fudgy, and packed with 32 grams protein per serving. Ready in just 1minute in the microwave or baked in the oven for a more traditional texture, it’s a quick, high-protein, guilt-free dessert you’ll love.
4.53 from 40 votes
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Prep Time 3 minutes
Cook Time 1 minute
Course Dessert, Snack
Cuisine American
Servings 1 brownie
Calories 420 kcal

Ingredients
  

Dry Ingredients

  • ¼ Cup Chocolate Protein Powder 30 grams (whey, casein, or plant-based)
  • 1 Tablespoon All-Purpose Flour
  • 1 Tablespoon Sugar or sweetener of choice
  • 1 Tablespoon Cocoa Powder
  • ½ Teaspoon Baking Powder
  • Pinch of Salt
  • 1.5 Tablespoons Chocolate Chips (Optional)

Wet Ingredients

  • 3 Tablespoons Plain Greek Yogurt
  • 3 Tablespoons Milk
  • 1 Teaspoon Olive Oil (or Coconut Oil)
  • ½ Teaspoon Vanilla Extract

Instructions
 

1-Minute Microwave Instructions

  • Mix all dry ingredients in a mug.
  • Stir in wet ingredients until smooth.
  • Microwave for 60 seconds. If not set, continue in 10-secondbursts (up to 90 sec).
  • Let it rest for 1–2 minutes and enjoy warm.

Oven-Baked Protein Brownie Instructions

  • Preheat oven to 350°F (175°C).
  • Mix all ingredients in a small oven-safe dish or ramekin.
  • Bake for 10 minutes, or until set.

Notes

Optional Add-Ins:

  • White chocolate chips or cocoa nibs
  • Mini marshmallows
  • Peanut butter, almond butter, or other nut butters
  • Espresso or instant coffee powder (¼–½ tsp)
  • Toffee bits or caramel chips

Nutrition

Serving: 1 mug cakeCalories: 420kcalCarbohydrates: 40gProtein: 32gFat: 17gSaturated Fat: 7gPolyunsaturated Fat: 1gMonounsaturated Fat: 6gTrans Fat: 0.02gCholesterol: 54mgSodium: 290mgPotassium: 427mgFiber: 4gSugar: 26gVitamin A: 158IUCalcium: 333mgIron: 5mg
Keyword Egg Free Mug Cake, Helathy Mug Cake, High Protein Chocolate Dessert, High Protein Mug Cake, Microwaved Brownie, Oven Baked Protein Mug Cake, Portein Choclate Brownie Mug Cake, Quick Protein Dessert
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Nutritional Disclaimer

The nutritional information provided here is approximate and calculated using an online nutritional calculator. We strive to give you accurate information, but many factors can cause this data to vary widely. For more information, please read our full Nutritional Disclaimer.