Preheat the oven to 350 and line a cupcake pan with the cupcake liners
In a medium bowl, beat the cake mix, eggs, butter and milk until smooth and combined
Fold in the sprinkles
Fill cupcake liners 3/4 of the way full.
Bake in the oven for about 21 minutes.
Pull out the cupcakes and allow them to cool before frosting.
Place the york peppermint patties onto a cookie sheet
Pipe a snowflake onto the center of the peppermint patties; Allow to dry
Using a standing mixer combine the butter, powdered sugar, heavy whipping cream, vanilla and mix on medium speed until combined and smooth
Scoop the frosting into the piping bag
Pour the Christmas sprinkles into a medium bowl