Vinegar Cookies

1 cup butter, softened

1 cup sugar

1 1/2 cups flour

1 teaspoon white vinegar

1 teaspoon baking soda

1 cup chopped walnuts

Preheat oven to 325 degrees. Cream butter and sugar. Add other ingredients. Drop by teaspoon on lightly greased cookie sheet. Bake for 18-20 minutes.