2 1/2 c. sifted flour
1 c. sugar
1/2 tsp. baking soda
1/2 tsp. salt
1/2 c. butter or shortening
2 eggs, beaten
1/2 c. sour milk or buttermilk
1 tsp. vanilla

Sift flour, measure and add soda and salt, sift again. Work butter with spoon until sugar. Add sugar, cream until light and fluffy. Add eggs, blend well. Add flour alternately with milk, beat until smooth. Add vanilla.