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Nutter-Style Copycat (Low-Carb, Keto-Friendly)

These soft peanut butter sandwich cookies bring the nostalgic flavor of classic peanut butter treats while staying low-carb and keto-friendly. The cookies are slightly rustic with a rich peanut taste and a creamy cheesecake-style filling in the middle. Perfect for dessert lovers who want something sweet without the sugar spike.


Servings & Timing

Yield: 10โ€“12 sandwich cookies
Prep Time: 10 minutes
Bake Time: 8โ€“10 minutes
Cooling Time: 10 minutes
Total Time: About 30 minutes


Ingredients

Peanut Cookie Layer

  • 1 cup (250 g) natural unsweetened peanut butter
  • ยฝ cup (50 g) almond flour
  • 3 tablespoons powdered erythritol or monk fruit sweetener
  • 1 egg (room temperature)
  • ยฝ teaspoon baking powder
  • ยฝ teaspoon vanilla extract
  • Pinch of salt

Creamy Filling

  • ยฝ cup (120 g) cream cheese, softened
  • 1 tablespoon butter, softened
  • 2 tablespoons powdered sweetener
  • ยฝ teaspoon vanilla extract

Equipment

  • Mixing bowls
  • Spoon or spatula
  • Baking tray
  • Parchment paper
  • Fork (for classic peanut butter cookie pattern)

Step-by-Step Instructions

1. Prepare the Dough

In a mixing bowl combine:

  • Peanut butter
  • Almond flour
  • Powdered sweetener
  • Egg
  • Baking powder
  • Vanilla extract
  • Pinch of salt

Mix until a thick dough forms.


2. Shape the Cookies

Scoop small portions of dough and roll into balls (about 1 tablespoon each).

Place them on a parchment-lined baking tray.

Use a fork to gently flatten each cookie and create the classic crisscross peanut butter cookie pattern.


3. Bake

Preheat oven to 350ยฐF (180ยฐC).

Bake cookies for 8โ€“10 minutes, until the edges are lightly golden.

The cookies may still look soft in the center โ€” they will firm up while cooling.


4. Cool Completely

Allow the cookies to cool on the tray for at least 10 minutes before handling.
This prevents them from breaking during assembly.


5. Prepare the Cream Filling

In a small bowl combine:

  • Cream cheese
  • Butter
  • Powdered sweetener
  • Vanilla extract

Mix until smooth, creamy, and fluffy.


6. Assemble the Sandwich Cookies

Spread a small spoonful of filling onto the flat side of one cookie.

Place another cookie on top and gently press together to create a sandwich.

Repeat with remaining cookies.


Nutrition (Approximate Per Sandwich Cookie)

  • Calories: ~150
  • Protein: 5โ€“6 g
  • Net Carbs: 1โ€“2 g
  • Fat: 12โ€“13 g

Values vary depending on ingredients used.


Texture & Flavor

  • Soft peanut butter cookie
  • Creamy cheesecake-style filling
  • Slightly sweet and nutty
  • Rich and satisfying

Tips for Best Results

  • Use natural peanut butter with no added sugar.
  • If dough feels sticky, chill it for 10 minutes before shaping.
  • Do not overbake โ€” soft cookies make better sandwich cookies.

Optional Variations

  • Add sugar-free chocolate chips to the dough
  • Dip half of the cookie in melted dark chocolate
  • Use peanut butter in the filling for extra flavor
  • Add crushed roasted peanuts for crunch

Storage

Refrigerator: Up to 5 days in an airtight container
Freezer: Up to 2 months

Allow frozen cookies to thaw before serving.


Why This Recipe Works

  • Low-carb ingredients fit keto diets
  • High fat keeps you satisfied longer
  • Rustic homemade look perfect for casual desserts
  • Familiar peanut butter flavor that everyone enjoys