1 sm. potato
1 tsp. butter
1/2 tsp. vanilla
1 (1 lb.) box powdered sugar
Peanut butter

Boil 1 small potato in salted water. Mash when done: add 1 teaspoon butter and 1/2 teaspoon vanilla. Stir in 1 box powdered sugar until dough consistency. Turn out on waxed paper and knead until shiny. Roll to approximately 1/2-inch thick. Spread with peanut butter, roll like jelly roll. Put in refrigerator until firm, about 30 minutes to 1 hour. Remove and cut.