01 - Preheat the oven to 350°F. Line two baking sheets with parchment paper.
02 - Whisk together the flour, baking powder, baking soda, and salt in a medium bowl.
03 - Using an electric mixer or whisk, beat the butter, granulated sugar, and brown sugar until light and fluffy.
04 - Beat in the eggs one at a time, followed by the vanilla extract.
05 - Gradually add the dry ingredients to the wet mixture, stirring just until combined.
06 - Fold in your choice of chocolate chips, nuts, or dried fruit evenly.
07 - Drop rounded tablespoons of dough onto the prepared baking sheets about 2 inches apart.
08 - Bake for 10 to 12 minutes or until edges are lightly golden.
09 - Let cookies cool on the baking sheets for 5 minutes before transferring to a wire rack to cool completely.