Step 1

Cream together butter, shortening, and sugar well.

Step 2

Add vanilla and flour, then stir in potato chips.

Step 3

Drop by teaspoonful onto cookie sheets. Press down with a fork.

Step 4

Bake at 350°F for about 10 minutes or until browned around edges. These cookies do not spread while baking so you can put them closer together on cookie sheet. When done, dust with powdered sugar.