1872 Cooling Cups and Dainty Drinks (Mixellany)

12 S Refrigeration . serve the ice longer than any others, but. they have the great advantage of maintaining a per- fectly dry atmosphere : a most important feature, without which provisions cannot be preserved in their natural state. To make Snow Ice. —Break some lake ice into small pieces, wrap them in a coarse strong cloth, and pound the mass into snow. Ice Planes are useful in preparing shaving ice fdr juleps, cobblers, and other drinks. To Break Ice use a sharp-pointed instrument, similar to a brad-awl, but with longer blade; the sharper the point, the easier the ice is broken. In Freezing, a thermometer is of great service— the freezing point is below 32°. A good strong tub is best for use for ice and salt. Salt is used not to preserve ice, but to generate a greater degree of cold. A mixture of 1 2lbs. of broken ice to 31bs. of salt, is that most generally used. Use no other but the purest lake ice in drinks, or you will pro- bably spoil them. Where ice is not obtainable, an efficient freezing powder is a valuable substitute. Freezing powders must be kept as dry as possible, or else they deteriorate. The mixture should be made in as thick a vessel as possible, to check external heat. When it is necessary to augment the power of freezing the mixture, you can double