You can cook food much faster with deep frying than you can with other methods.  Deep frying is ideal for making a variety of foods in a style that is most appealing. When you go out to a restaurant and order an appetizer, you know what I'm talking about. Appetizers are what I usually look forward to the most when eating out. Chances are the appetizers you crave the most are deep fried. At home, you can cook a variety of foods and tasty treats with deep frying that you can't with other methods.