Step 1

Cream together butter and sugar in a large bowl.

Step 2

Add in eggs, sour cream, and vanilla.

Step 3

Pour in flour, baking soda, powder, and salt and mix until fully combined.

Step 4

Cover bowl with saran wrap, place in fridge, and let it chill for an hour.

Step 5

Preheat oven to 350 degrees F and line a baking sheet with a silicone mat.

Step 6

Scoop dough onto a prepared baking sheet using a cookie scoop and bake in preheated oven for 8 - 10 minutes. (Time will depend on cookie size - if using a large cookie scoop, I like 14 minutes)

Step 7

Remove from the oven and let rest for 2 minutes on the cookie sheet before transferring them to a cooling rack.

Step 8

Let cookies cool completely before frosting.

Step 9

Frost, top with sprinkles, if desired, and enjoy!