🛒 Ingredients (Serves 1)

  • 3 tbsp natural peanut butter (no sugar added)
  • 1 tbsp almond flour
  • 1 tbsp erythritol or preferred keto sweetener
  • 1 large egg
  • ¼ tsp baking powder
  • ½ tsp vanilla extract
  • Pinch of salt

Optional Toppings:

  • Sugar-free chocolate chips
  • Whipped cream
  • Chopped peanuts

🔪 Instructions

1️⃣ Mix Ingredients

  • In a microwave-safe mug, whisk together peanut butter, egg, sweetener, vanilla, and salt.
  • Stir in almond flour and baking powder until smooth.

2️⃣ Microwave

  • Microwave on high for 60–90 seconds.
  • The cake should be set but still soft.

3️⃣ Add Toppings & Serve

  • Top with chocolate chips, whipped cream, or extra peanut butter.
  • Enjoy warm straight from the mug!

💡 Tips for Success

  • Microwave times vary—start with 60 seconds and add 10–15 second increments if needed.
  • Don’t overmix; it keeps the cake fluffy.
  • For extra fudginess, fold in 1 tsp almond milk or heavy cream.
  • Can be reheated briefly for leftovers.

🔥 Flavor Variations

  • Chocolate Peanut Butter: Add 1 tsp cocoa powder
  • PB&J: Swirl in 1 tsp sugar-free jam before microwaving
  • Nutty Crunch: Sprinkle chopped peanuts on top before microwaving