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Quick Moist Single-Serve Protein Mug Cake

quick moist single-serve protein mug cake - featured image

A quick and easy single-serve protein mug cake that’s moist, tender, and perfect for satisfying late-night cravings or post-workout snacks in just minutes.

Ingredients

Scale
  • 1 scoop (30g) vanilla or chocolate protein powder
  • 3 tablespoons (24g) all-purpose flour (or almond flour for gluten-free)
  • 1/4 teaspoon baking powder
  • 1 tablespoon sweetener (granulated sugar, honey, or maple syrup)
  • 2 tablespoons Greek yogurt (or dairy-free coconut yogurt)
  • 3 tablespoons (45ml) milk (dairy or plant-based)
  • 1 large egg (or flax egg: 1 tbsp ground flaxseed + 3 tbsp water)
  • 1/2 teaspoon vanilla extract
  • Pinch of salt
  • Optional mix-ins: dark chocolate chips, chopped nuts, or fresh/frozen berries

Instructions

  1. Measure out protein powder, flour, baking powder, sweetener, and salt into a microwave-safe mug.
  2. Mix dry ingredients thoroughly with a spoon or small whisk to break up clumps.
  3. Add egg, Greek yogurt, milk, and vanilla extract to the mug and stir until smooth and thick but pourable. Add a splash more milk if too thick.
  4. Fold in any optional mix-ins like chocolate chips, nuts, or berries.
  5. Microwave on high for 60-90 seconds, starting with 60 seconds and checking doneness.
  6. Insert a toothpick or fork into the center; if wet, microwave in 10-second bursts until set but still moist.
  7. Let the cake cool for 1-2 minutes before eating. Optionally top with Greek yogurt, nut butter, or honey.

Notes

Use a mug with straight sides to help the cake rise evenly. Avoid overcooking to prevent rubbery texture. Greek yogurt or applesauce keeps the cake moist. Adjust cooking time based on microwave wattage. Flax egg can replace egg for egg-free option but texture may vary.

Nutrition

Keywords: protein mug cake, single serve dessert, quick mug cake, healthy dessert, protein snack, microwave cake, easy mug cake