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3-Minute Keto Lemon Mug Cake – Tangy & Irresistible!

keto lemon mug cake

A quick and easy keto-friendly lemon mug cake that you can make in minutes. Perfect for a low-carb dessert or snack.

Ingredients

Scale
  • 2 tbsp almond flour
  • 1 tbsp coconut flour
  • 1 tbsp butter (melted)
  • 1 egg
  • 1 tbsp lemon juice
  • 1 tsp lemon zest
  • 1 tbsp powdered erythritol (or preferred keto sweetener)
  • 1/4 tsp baking powder
  • Pinch of salt

Instructions

  1. Mix almond flour, coconut flour, sweetener, baking powder, and salt in a microwave-safe mug.
  2. Add melted butter, egg, lemon juice, and lemon zest. Stir until smooth.
  3. Microwave for 60-90 seconds until the cake is firm.
  4. Let cool slightly before serving.

Notes

  • Adjust sweetness to taste.
  • Microwave times may vary—check after 60 seconds.
  • Top with whipped cream or berries if desired.

Nutrition