This section is from the book "The Boston Cooking-School Cook Book", by Fannie Merritt Farmer. Also available from Amazon: Original 1896 Boston Cooking-School Cook Book.
Use same proportions as given in recipe I. If not careful in adding liquids, it will curdle; but this will make no difference, as the sauce is to be warmed over hot water. By careful watching and constant stirring, the ingredients will be perfectly blended; it should be creamy in consistency.
1/2 cup butter
1 cup powdered sugar
1 egg
2 tablespoons wine
Cream the butter, add gradually sugar, egg well beaten, and wine: beat while heating over hot water.
Whites 2 eggs
1 cup powdered sugar
1/4 cup hot milk 1 teaspoon vanilla
Beat eggs until stiff, add sugar gradually, and continue beating; add milk and vanilla.
2 cups milk
2 squares unsweetened chocolate
4 tablespoons powdered sugar
2 tablespoons hot water 2 eggs
2/3 cup powdered sugar 1 teaspoon vanilla
Scald one and three-fourths cups milk, add corn-starch diluted with remaining milk, and cook eight minutes in double boiler; melt chocolate over hot water, add four tablespoons sugar and hot water, stir until smooth, then add to cooked mixture; beat whites of eggs until stiff, add gradually powdered sugar and continue beating, then add unbeaten yolks, and stir into cooked mixture; cook one minute, add vanilla, and cool before serving.
Grated rind and juice 1/2 lemon 1/2 cup white wine or 1/4 cup Sherry
1/3 cup sugar 2 eggs
Mix lemon, wine, sugar, and yolks of eggs; stir vigorously over fire until it thickens, using a wire whisk; pour on to whites of eggs beaten stiff.
1/3 cup butter
1 cup powdered sugar
1/3 teaspoon lemon extract 2/3 teaspoon vanilla
Cream the butter, add sugar gradually, and flavoring.
1/2 cup butter
1 cup brown sugar
1 teaspoon vanilla or
2 tablespoons wine
4 tablespoons cream or milk
Cream the butter, add sugar gradually, and milk and flavoring drop by drop to prevent separation.
1/2 cup butter
1 cup powdered sugar
3 tablespoons Sherry or Madeira wine
Slight grating nutmeg
Cream the butter, add sugar gradually, and wine slowly; pile on glass dish, and sprinkle with grated nutmeg.
1/4 cup butter
1 cup powdered sugar
2 tablespoon brandy
Yolks 2 eggs Whites 2 eggs 1/2 cup milk or cream
Cream the butter, add sugar gradually, then brandy very slowly, well beaten yolks, and milk or cream. Cook over hot water until it thickens as a custard, pour on to beaten whites.
Make same as Brandy Sauce, substituting brown sugar in place of powdered sugar.
3/4 cup apricot pulp
3/4 cup heavy cream
Sugar
Drain canned apricots from their syrup, and rub through a sieve. Beat cream until stiff, add to apricot pulp, and sweeten to taste. Serve with German toast
 
Continue to: