The best type of oil to use for frying donuts is one with a high smoke point and neutral flavor. The high smoke point ensures that the oil can reach the necessary frying temperature without breaking down or producing unpleasant odors or flavors. A neutral flavor allows the delicious taste of the donut itself to shine through without any interference from the frying oil.
Canola oil: Canola oil is a popular choice for frying due to its high smoke point (around 400°F or 204°C) and mild flavor. It's a good all-purpose oil for deep frying, including donuts.
Vegetable oil: Vegetable oil, often a blend of different oils, also has a high smoke point and neutral flavor, making it suitable for frying donuts.
Peanut oil: Peanut oil has a higher smoke point (around 450°F or 232°C) and imparts a slightly nutty flavor to the donuts, which some people find appealing.
Sunflower oil: Sunflower oil is another option with a high smoke point (around 440°F or 227°C) and a mild taste.
Safflower oil: Safflower oil has a smoke point of around 450°F (232°C) and is also a good choice for frying donuts.
It's essential to use fresh oil and maintain the correct frying temperature to achieve the best results. Additionally, be sure to dispose of the used oil properly, following local guidelines or recycling centers.