Crispy fried onions are a great addition to a variety of dishes. It can be used not only for preparing hot dogs, but also as a topping for cold appetizers, and also added to salads. This onion can be bought both in the store and prepared at home. The best way to do this is to use a deep fryer and plenty of vegetable oil, but a saucepan or frying pan will also work. Oil for frying should be refined and preferably fresh!