1.Preheat oven to 350 degrees. Line two rimmed baking sheets with parchment paper, set aside.
2.Using a stand mixer or hand held mixer cream together butter, and sugars.
3.Add in eggs and vanilla. Mix until all is combined and creamy.
4.In a large mixing bowl, combine all dry ingredients.
5.Add dry into wet and mix gently to combine. Then, use a rubber spatula to dig down to incorporate all the dry into the wet until you have a nice batter.
6.Gently fold in the white chocolate chips and sprinkles.
7.Using a medium cookie scoop, place on cookie sheet then roll into balls.
8.If using the dusting sugar, roll them into the sugar and place on cookie sheets. If not, roll and place onto cookie sheets.
9.Bake for about 10 minutes or until slightly golden. Rotate cookie sheets after 5 minutes for even baking.
10.Let cool on on the pans on a wire rack. Then slide off sheets onto rack to cool completely. Enjoy!