Science in the Kitchen: A Scientific Treatise On Food Substances and Their Dietetic Properties, Together with a Practical Explanation of the Principles of Healthful Cookery, and a Large Number of Original, Palatable, and Wholesome Recipes

to use it all, and would be compelled to get rid of a considerable portion through the kidneys. The liver also completes the digestion of albumen and other food elements." TIME REQUIRED FOR DIGESTION.--The length of time required for stomach digestion varies with different food substances. The following table shows the time necessary for the stomach digestion of some of the more commonly used foods:-- min Rice 1 00 Sago 1 45 Tapioca 2 00 Barley 2 00 Beans, pod, boiled 2 30 Bread, wheaten 3 30 Bread, corn 3 15 Apples, sour and raw 2 00 Apples, sweet and raw 1 30 Parsnips, boiled 2 30 Beets, boiled 3 45 Potatoes, Irish, boiled 3 30 Potatoes, Irish, baked 2 30 Cabbage, raw 2 30 Cabbage, boiled 4 30 Milk, boiled 2 00 Milk, raw 2 15 Eggs, hard boiled 3 30 Eggs, soft boiled 3 00 Eggs, fried 3 30 Eggs, raw 2 00 Eggs, whipped 1 30 Salmon, salted, boiled 4 00 Oysters, raw 2 55 Oysters, stewed 3 30 Beef, lean, rare roasted 3 00 Beefsteak, boiled 3 00 Beef, lean, fried 4 00 Beef, salted, boiled 4 15 Pork, roasted 5 15 Pork, salted, fried 4 15 Mutton, roasted 3 15 Mutton, broiled 3 00 Veal, broiled 4 00 Veal, fried 4 30 Fowls, boiled 4 00 Duck, roasted 4 30 Butter, melted 3 30 Cheese 3 30 Soup, marrowbone 4 15 Soup, bean 3 00 Soup, mutton 3 30 Chicken, boiled 3 00 The time required for the digestion of food also depends upon the condition under which the food is eaten. Healthy stomach digestion requires at least five hours for its completion, and the stomach should have an hour for rest before another meal. If fresh food is taken before that which preceded it is digested, the portion of food remaining in the stomach is likely to undergo fermentation, thus rendering the whole mass of food unfit for the nutrition of the body, besides fostering various disturbances of digestion. It has been shown by recent observations that the length of time required for food