1 c. butter
1/2 c. sugar
1 egg
1 1/2 c. flour
1 tsp. vanilla
1 c. potato chips, crushed
1/2 c. chopped nuts (optional)

Cream butter, sugar, and egg. Add remaining ingredients. Drop a teaspoonful on cookie sheet, mash slightly with fork. Bake at 350 degrees for 12-14 minutes. Makes about 50 cookies.