Vanilla Wafers

1 cup sugar
1/3 cup butter
1 egg
1 3/4 cups flour
2 tsp. baking powder
1/4 tsp. salt
1/4 cup milk
2 tsp. vanilla

Cream sugar and butter, add eggs and re-cream. Sift dry ingredients and add alternatively with milk and vanilla. Roll on floured board as thin as possible. Cut and bake on greased sheets in quick oven.