01 -
Preheat the oven to 350°F (175°C). Line a baking sheet with parchment paper.
02 -
In a large bowl, cream together the softened butter, granulated sugar, and brown sugar until smooth and fluffy.
03 -
Beat in the eggs one at a time, then stir in the vanilla extract.
04 -
In another bowl, whisk together the flour, baking soda, baking powder, and salt.
05 -
Gradually add the dry ingredients to the wet ingredients, mixing until just combined.
06 -
Fold in the chocolate chips and blue candy-coated chocolate pieces or sprinkles.
07 -
Scoop tablespoon-sized balls of dough onto the prepared baking sheet, spacing them about 2 inches apart.
08 -
Bake for 10-12 minutes, or until the edges are lightly golden and the centers are set.
09 -
Remove from the oven and let cookies cool on the baking sheet for 5 minutes before transferring to a wire rack to cool completely.