1/2 cup butter

1 cup sugar

2 eggs

1 1/2 cups flour

1 teaspoon baking powder


1/2 cup milk

1/2 teaspoon vanilla

icing sugar



Cream butter and sugar, beating till light and soft, add unbeaten eggs one at a time, beating well each time, sift flour, baking powder, and salt, and add alternately with the milk and vanilla, beat well and turn into a shallow greased tin, bake 30 minutes in moderate oven (375oF). Allow to cool down very slightly, and while still hot dust well with icing sugar, cut into squares and serve while warm.