Principles of cooking.

The fiber, and skin when retained, are softened.

Flavors are developed at a low temperature long continued. A high temperature at the end of process, browns, and adds flavor.

Flavors retained by prevention of evaporation through covering tightly.

Bacteria and molds are destroyed.

Adjuncts.—Sugar. Sometimes a bit of butter.

Acid fruit juices, or

An acid jelly.

Seeded raisins, with acid fruit, as sour apples.