1 1/2 c. flour
1/2 tsp. salt
1/2 tsp. baking soda
1/2 c. butter
1 c. brown sugar
1 tsp. vanilla
1 egg
3 oz. unsweetened chocolate, melted, cooled
1/2 c. mashed potato
3/4 c. buttermilk

Cream butter and sugar until fluffy. Add egg and vanilla. Mix. Add chocolate and mashed potato and mix well. Add dry ingredients alternately with buttermilk, mixing just enough after each addition to combine ingredients. Drop by spoonfuls onto ungreased cookie sheets. Bake at 375 degrees for 12 to 13 minutes. Frost immediately with chocolate icing.