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Peanut Butter Cookie Sandwiches with Peanut Butter Buttercream

  • Author: Natalie
  • Prep Time: 30 minutes
  • Cook Time: 10 minutes
  • Total Time: 40 minutes
  • Yield: 30 Cookies 1x
  • Category: Desserts, Cookies
  • Method: Baking
  • Cuisine: American

Description

These peanut butter cookie sandwiches feature creamy homemade peanut butter buttercream sandwiched between soft, chewy peanut butter chocolate chip oatmeal cookies! They’re easy to make and are irresistibly delicious! 


Scale

Ingredients

FOR THE COOKIES

  •  1/2 cup unsalted butter, room temperature
  • 1/2 cup creamy peanut butter
  • 1 1/4 teaspoon vanilla
  • 1 egg
  • 1 1/4 cups old fashioned oats
  • 1/2 cup flour
  • 1/2 teaspoon baking soda
  • 1/4 teaspoon baking powder
  • 1/2 teaspoon cinnamon
  • 1/2 teaspoon salt
  • 1/2 cup dark brown sugar, packed
  •  1/4 cup plus 1 tablespoon granulated sugar
  • 1 1/4 cups chocolate chips (milk or dark or a combination of the two)

FOR THE PEANUT BUTTER BUTTERCREAM

  • 1/2 cup unsalted butter, room temperature
  • 1/2 cup creamy peanut butter
  • 1/2 teaspoon vanilla
  • 1 cup plus 2 tablespoons powdered sugar, sifted
  • 1 tablespoon heavy cream
  • pinch of salt

Instructions

FOR THE COOKIES

  1. In a medium sized bowl, whisk to combine the flour, oats, baking powder, baking soda, cinnamon, and salt. 
  2. In the bowl of a hand held or stand mixer, cream the butter and peanut butter until combined. Scrape down the sides of the bowl then add the sugars and beat until until light and fluffy. Add the vanilla followed by the egg and beat until combined. Scrape down the sides of the bowl. With the mixer on low, gradually mix in the dry ingredients. Use a spatula to stir in the chocolate chips until they are incorporated into the dough. 
  3. Use a cookie scoop to form balls a little larger than 1 tablespoon. Place balls on the baking sheet about 2 inches apart. Lightly push down on the tops of the cookies with the palm of your hand. Bake for 8-10 minutes, until edges are very light brown.Let cool on the baking sheet for about five minutes then transfer cookies to a rack to cool completely. 

FOR THE PEANUT BUTTER BUTTERCREAM

  1. Beat the peanut butter and room temperature butter on medium. Scrape down the sides and add the vanilla and salt.
  2. With the mixer on low speed, add the powdered sugar and beat for another minute. Add the heavy cream and beat until buttercream is combined and spreadable. Use as soon as possible.

Keywords: Cookies, peanut butter, buttercream, icing, peanut butter sandwiches, chocolate chips, dark chocolate, milk chocolate, oatmeal, brown sugar