The birthday cookie for a special celebration.
Preheat oven to 350 degrees F. Prepare a baking sheet with non-stick cooking spray or parchment paper and set aside.
In a stand mixer or using a hand mixer cream together butter and sugar until light and fluffy. Mix in your egg and vanilla extract.
In a separate bowl whisk together baking soda, baking powder, and flour. Slowly mix this in with your wet ingredients. Mixing until well combined.
Place sprinkles on a plate. Scoop out 1 1/2 tbsp of dough and place in the sprinkles. Roll the dough until completely covered in sprinkles. Place sprinkle covered cookie onto your prepared baking sheet and press down.
Bake for 10 minutes. Remove from oven then allow to cool on the baking sheet for 8-10 minutes.