Exactly as printed, 1929
4 tablespoons shortening 4 egg yolks 1/2 teaspoon salt Pepper 1 tablespoon tarragon vinegar 1 teaspoon each onion juice and chopped parsley Beat egg yolks, salt and pepper in top of double boiler until light. Cream the shortening till smooth, add a third of it at a time to the beaten egg yolks, beating until smooth. Add vinegar and onion juice. Cook over hot water for three minutes, beating constantly with egg beater. Remove from fire, add chopped parsley and serve with liver immediately.
Modernistic Recipe-Menu Book, 1929. Public domain; transcription unaltered.