Preheat oven to 350 degrees.
Line a cooking sheet with parchment paper.
Add the butter, sugar, and yogurt to a mixing bowl. Using a hand or stand mixer, combine the ingredients and mix.
Add the egg and vanilla. Continue to mix and beat until the mixture is smooth.
Combine the dry ingredients in another bowl.
Slowly add the flour mixture to the butter and yogurt mixture in phases. I added it in 3 different phases. Mix and blend until dough begins with to form
Wet your hands slightly with water.
Take about a tablespoon of dough into your hands and form balls with the dough. Add the balls to the cookie sheet.
Bake for 8-10 minutes. Mine were ready around 9.
Allow the cookies to cool before frosting.
Add the cream cheese and vanilla to a bowl. Beat with a mixer until the frosting becomes fluffy.
Top the cookie balls with the frosting. Sprinkle the sprinkles throughout.