Anonymous, The New York Cake Book: Fifty Recipes by a Famous New York Chef
“ All kinds of cake that are made without yeast 5 are better for being stirred till just before they are baked. When ready to mix, stir the butter to a cream, then add the sugar, and stir till white; next beat the yolks of the eggs, strain them and add them to the sugar and butter; meantime another person should beat the whites to a stiff froth and put them in; then add the spices and flour, and last of all the fruit, if any be used. Earthenware is best to mix in, and a wooden spoon should be used. Butter the cake pans well ”
