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Keto Peanut Butter Bars

Just like a Reese’s peanut butter cup without all the sugar. These Keto Peanut Butter Bars are divine!
Course Dessert
Cuisine American
Keyword keto dessert, peanut butter, peanut butter bars
Prep Time 10 minutes
Chill time 1 hour
Total Time 1 hour 10 minutes
Servings 25 squares
Calories 144kcal
Author The Kellie Kitchen


  • 3/4 cup butter melted
  • 3/4 cup peanut butter melted
  • 1/2 cup Lakanto Monkfruit Sweetener powdered
  • 1 tsp vanilla extract
  • 10 drops liquid stevia extract
  • 2 cups peanut flour Naked PB brand

Chocolate Topping

  • 3 ounces Lily's Semi-Sweet Chocolate Chips
  • 2 tbsp butter


  • Line a 9”x9” square pan with parchment paper.

Chocolate Topping

  • In bowl melt together the chocolate and butter in the microwave. Following 30 second increments on high, stir and repeat melting method until fully melted. Once chocolate is fully melted set aside.

Peanut Butter Layer

  • Melt the butter and peanut butter in 20 second increments in the microwave. Repeat microwave method until fully melted and combined. Stir in the sweetener, vanilla and stevia. Add in the peanut butter flour stirring to form a thick dough.
  • Press peanut butter dough into bottom of your square pan. You may have to wet your finger tips to prevent sticking.
  • Next, spread the chocolate evenly over the peanut butter layer. Set in fridge for about an hour to harden the chocolate. Slice into 25 equal squares.
  • Store in airtight container in fridge or freezer.


Calories: 144kcal | Carbohydrates: 5g | Protein: 5g | Fat: 12g | Saturated Fat: 5g | Cholesterol: 17mg | Sodium: 92mg | Potassium: 182mg | Fiber: 2g | Sugar: 1g | Vitamin A: 199IU | Calcium: 17mg | Iron: 1mg