Beat egg yolk until thick and lemon colored. Beat in almond extract. Beat egg whites until stiff, but not dry, and gradually beat in sugar until whites are glossy and very stiff. Fold egg yolks gently into whites. Fold in sifted dry ingredients. Drop batter by Tablespoons on ungreased cookie sheet forming fingers in 3 inch long and 1 inch wide. Bake in moderate 350 deg oven 10 minutes, until light brown. Remove immediately from cookie sheet and cool on rack. Makes 3 dozen.