How Long Can You Keep Oil In A Deep Fryer
About recycling deep-fryer oil, I had a question for you today. How long before it becomes contaminated can you continue using it? You said in your Wok Skills post that you may keep using oil until it became black and started to bubble. On the other hand, a well-known Japanese TV programme said that katsu prepared using old oil tasted better than katsu produced with new oil. I also learned that many tempura restaurants combine new and used oil, which is said to offer a little more taste and colour than using only new oil. Every time I publish a recipe that calls for deep frying, I get a tonne of emails or comments from people asking me what to do with all the excess oil. Nobody wants to waste $10 worth of pricey peanut oil just to prepare one batch of french fries, so it's a valid question. In that order, there are some good news, some negative news, and then some more good news. Good News A: Used oil does not have to be disposed of. Frequently, you can use it repeatedly! The bad n