Preparation Steps

• Preheat oven to 350°F (175°C). Line baking sheets with parchment paper.
• In a large bowl, cream together the softened butter, peanut butter, granulated sugar, and brown sugar until light and fluffy.
  1 cup unsalted butter, softened
• Beat in the eggs one at a time, then stir in the vanilla extract.
  1 cup unsalted butter, softened
• In a separate bowl, whisk together the flour, baking soda, baking powder, and salt.
  1 cup unsalted butter, softened
• Gradually add the dry ingredients to the wet ingredients, mixing until just combined. Do not overmix.
• Roll the dough into 1-inch balls and place them on the prepared baking sheets.
• Using a fork, press down on each cookie in a crisscross pattern to flatten slightly.
• Bake for 9-12 minutes, or until the edges are lightly golden and the centers are still slightly soft.
• Let the cookies cool on the baking sheets for a few minutes before transferring them to a wire rack to cool completely.