1 1/2 c. butter
2 c. sugar
4 eggs
4 1/2 c. sifted plain flour
1 2/3 tbsp. baking powder
1 tsp. salt
1 tbsp. vanilla

Cream butter and sugar. Add eggs. Beat well. Add flour, baking powder, salt, vanilla; mix well. Place on greased cookie sheet; press each cookie VERY thin with a sugared fork or a cookie press. Bake for about 12 minutes at 400 degrees.