Welcome, today we start with our discussion on the characteristic changes that oils undergoes when heated beyond their temperature or their smoke point.
I am sure you are surprise. Yes, oils have their specific temperatures and when heated beyond that, you may be changing its healthy state into an unhealthy one. That is why not all oils can be used for any method cooking. There are oils that can be used for deep frying example palm oil and others for shallow frying like olive oil.
Oils that are suitable for high-temperature frying includes the following due to their high smoke point:
- Avocado oil
- Palm oil
- Corn oil
- Mustard oil
- Peanut oil
- Rice bran oil
- Safflower oil
- Sesame oil
- Soybean oil
- Sunflower oil
Oils suitable for medium-temperature frying.
- Almond oil
- cottonseed
- grape seed oil
- olive oil
- lard
- rapeseed
Do you know why oils can’t be stored for long?
This is because all oils are sensitive to heat, light, and exposure to oxygen. So they should be kept in a cool, dry place to protect them from becoming rancid. Thicken oils should be kept in room temperature.
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Now let see how waste oil can be disposed off. Waste oils should never be poured down the kitchen sink or flushed since it can pollute many waters. It should be poured into a sealed unrecyclable container and disposed off with other garbage or it can be frozen to make disposal easier.
I know you have been enlightened about your fats and oils. On our next blog we want to consider the use of fish in our meals.
