1 (18-ounce) package white cake mix
1 (4-serving-size) package instant butterscotch pudding mix
1 cup milk
1 cup chopped pecans
3/4 cup butterscotch baking chips
Preheat oven to 350 degrees.
Grease and flour a 9 x 9 x 2-inch pan.
In large bowl, combine cake mix, pudding mix, milk and egg. Beat on low speed until blended, about 1 minute. Stir in pecans.
Spread batter in prepared pan and sprinkle butterscotch chips evenly over top.
Bake for 30 to 35 minutes or until tester comes out clean.