This section is from the book "Soyer's Standard Cookery", by Nicolas Soyer. Also available from Amazon: Soyer's Standard Cookery.
Ingredients. - One-half pound of fresh butter, one-half pound of castor sugar, two yolks of eggs, coffee essence.
Method. - Cream the sugar and yolks of eggs for about ten minutes, add coffee essence to taste, and the softened butter gradually. Work until thoroughly mixed and smooth, let it remain on ice until firm, stir again, then use for decorating, by means of a paper cornet, or bag and forcer.
 
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