Overstuffed Nutters Recipe from Baking Out Loud by Hedy Goldsmith Recipe - (4.6/5)

Ingredients

• COOKIES:
• 1 cup all-purpose flour
• 1/2 teaspoon baking soda
• 1 cup quick-cooking oatmeal
• 1/4 cup chopped salted peanuts (preferably Virginia)
• 1/2 cup (1 stick) unsalted butter, at room temperature
• 1/2 cup (packed) dark brown sugar
• 1/2 cup granulated sugar
• 1/2 teaspoon kosher salt
• 1/2 cup creamy peanut butter (preferably organic), at room temperature
• 1 egg
• 1 teaspoon vanilla bean paste or pure vanilla extract
• FILLING:
• 3 cups confectioners’ sugar
• 10 tablespoons (1 1/4 sticks) unsalted butter, at room temperature
• 3/4 cup creamy peanut butter (preferably organic), at room temperature
• 1 1/4 teaspoons vanilla bean paste or pure vanilla extract