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A close-up of a stack of three keto peanut butter cookies on a light grey plate.

3-Ingredient Keto Peanut Butter Cookies

Enjoy these simple, low-carb peanut butter cookies made with just three ingredients, perfect for a quick keto treat.
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Prep Time 5 minutes
Cook Time 12 minutes
Total Time 17 minutes
Servings: 12 cookies
Course: Dessert
Calories: 150
Ingredients Method Notes

Ingredients
  

Main
  • 1 cup natural peanut butter (unsweetened)
  • 1/2 cup sweetener (like erythritol or stevia)
  • 1 large egg

Method
 

  1. Preheat oven to 350°F (175°C).
  2. Mix peanut butter, sweetener, and egg until smooth.
  3. Form dough into tablespoon-sized balls and place on a parchment-lined baking sheet.
  4. Flatten cookies with a fork in a crisscross pattern.
  5. Bake for 10-12 minutes until edges are golden.
  6. Cool briefly before transferring to a wire rack.

Notes

Use natural peanut butter for best keto results.