Exactly as printed, 1911
Beat yolks of two eggs until light and creamy, add half cup powdered sugar gradually, and continue beating. Beat whites of two eggs until stiff and dry, add another half-cup of sugar and continue beating. Combine mixtures and add one teaspoon vanilla or the same of other flavoring.
— Miss F. Victoria Myers
The Catskill Cook Book, 1911. Public domain; transcription unaltered.