Preheat oven to 350°F. Line muffin pans with paper liners.
In the bowl of an electric mixer, combine cake mix, pudding mix, water, oil and eggs. Mix well.
Fill cupcake liners 2/3 full. Bake for 20-25 minutes. Remove from oven and cool on wire racks.
For Icing: Mix butter and powdered sugar until smooth and creamy. Add vanilla. Mix well. Add milk to desired icing consistency. Pipe icing onto cooled cupcakes. Top with butterscotch chips.
(Originally posted 2012-05-14)
Serving Size 1