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Fluffernutter Cookies Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 3.9 from 240 reviews
  • Author: Ivy
  • Prep Time: 10 minutes
  • Cook Time: 12 minutes
  • Total Time: 22 minutes
  • Yield: 28 cookies
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Description

Delightfully soft and chewy Fluffernutter Cookies combine the classic flavors of peanut butter and marshmallow creme for a nostalgic treat. These easy-to-make cookies use simple ingredients like creamy peanut butter, yellow cake mix, and marshmallow fluff to create a gooey center that melts in your mouth. Perfect for peanut butter lovers seeking a fun twist on traditional cookies, they bake quickly and make a great snack or dessert.


Ingredients

Cookie Dough

  • 1 cup creamy no-stir peanut butter (like Jif or Skippy)
  • ½ cup canola or vegetable oil
  • 2 large eggs
  • 1 (15.5-ounce) box yellow cake mix

Filling

  • 1 (7-ounce) jar marshmallow creme


Instructions

  1. Preheat Oven and Prepare Baking Sheet: Preheat your oven to 350 degrees Fahrenheit. Line a baking sheet with parchment paper to prevent sticking and ensure even baking.
  2. Mix Wet Ingredients: In a large mixing bowl, stir together the creamy peanut butter, eggs, and canola or vegetable oil until the mixture is smooth and well combined.
  3. Add Cake Mix: Gradually add the yellow cake mix to the wet ingredients, mixing until a thick, cohesive dough forms.
  4. Form Dough Portions: Scoop out 2-tablespoon portions of the dough, roll each portion into balls, then flatten them into small disks to prepare for filling.
  5. Add Marshmallow Filling: Place approximately 2 teaspoons of marshmallow creme in the center of each dough disk. Carefully bring the dough edges up around the marshmallow, sealing it completely, and gently reshape into a ball to encase the filling.
  6. Arrange Cookies on Baking Sheet: Place the filled dough balls onto the prepared baking sheet, spacing them at least 2 inches apart to allow spreading during baking.
  7. Bake Cookies: Bake the cookies for 10 to 12 minutes, or until the edges are set and you notice the marshmallow filling has cracked through the cookie surface, indicating gooey centers.
  8. Cool and Serve: Allow the cookies to cool completely on the baking sheet before transferring to a cooling rack or serving. This helps them set and maintain their shape.

Notes

  • Use creamy peanut butter for best texture; no-stir versions help maintain consistency.
  • Sealing the marshmallow creme well ensures a melty center that doesn’t leak out during baking.
  • If you prefer, you can substitute canola oil with vegetable oil or light olive oil.
  • These cookies are best enjoyed the same day but can be stored in an airtight container at room temperature for up to 3 days.
  • For a gluten-free option, substitute the yellow cake mix with a gluten-free cake mix.