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Chocolate Cake Mix Cookies with Reese’s Peanut Butter Cups Recipe

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3.9 from 3 reviews

These easy Chocolate Cake Mix Cookies are soft, chewy, and fudgy treats made with a boxed chocolate cake mix. Inspired by classic blossom cookies, they often feature a peanut butter cup or chocolate kiss in the center. Ready to whip up in under 10 minutes of prep time, they are kid-friendly and perfect for baking fun with family.

Ingredients

Cookie Dough

  • 1 boxed chocolate cake mix (15.25 oz)
  • 2 large eggs
  • 1/2 cup unsalted butter (1 stick), melted
  • 1 teaspoon vanilla extract

Coating

  • 1/4 cup sugar, for rolling the cookies

Optional Add-ins

  • Peanut butter cups (e.g. Reese’s miniature)
  • Hershey kisses
  • Chocolate chips

Instructions

  1. Preheat and Prepare Wet Ingredients: Preheat your oven to 350°F (175°C). In a medium bowl, whisk together the eggs, melted butter, and vanilla extract until fully combined.
  2. Mix Dough: Add the boxed chocolate cake mix to the wet ingredients and stir until fully incorporated. If using, fold in any chocolate chips or other add-ins at this stage.
  3. Chill Dough: Chill the dough for 15 to 30 minutes until it firms up enough to roll easily. Lightly oil your hands if the dough is sticky to make rolling easier.
  4. Roll and Coat: Roll dough into balls and then roll each ball in sugar to coat evenly.
  5. Arrange and Bake: Place the sugar-coated dough balls on a baking sheet lined with parchment paper. Bake at 350°F for about 9 to 10 minutes, or until the cookies are puffy and slightly crinkly but not overbaked.
  6. Add Center Decorations: If making blossom style cookies, immediately press a Reese’s miniature peanut butter cup or Hershey kiss into the center of each cookie upon removal from the oven, pressing firmly but gently so as not to break through.
  7. Cool: Let the cookies cool on the baking sheet for a few minutes before transferring them to a wire rack to cool completely.
  8. Optional Decoration: To decorate with melted chocolate, melt about 1 cup of white chocolate and drizzle it over the cooled cookies. Allow the drizzle to set before serving.
  9. Storage: Store cookies in an airtight container at room temperature for up to 5 days, ensuring they stay soft and fresh.

Notes

  • You can substitute canola oil for the melted butter if preferred, but butter provides superior texture and flavor.
  • Cookies stay soft for 3-4 days; baking longer will create a chewier cookie.
  • If chilling dough longer than 30 minutes, let it sit at room temperature for about 10 minutes before baking for ease of rolling.
  • If dough is cool, cookies may need a couple of extra minutes of baking time.
  • Nutritional info is an estimate; ingredient variations may affect exact values.