Follow legal stipulations and at the same time save costs in deep-frying.
The oil in your deep-fryer has a direct influence on various factors: Old oil has a negative effect on the flavour and digestibility of deep-fried food. If you change the oil too early, you cause unnecessary costs. So what do you do?
Check the polar components (TPM –Total Polar Materials) in the oil regularly. Because these provide clear information on the quality of the oil, and are ideally between 14 and 22 percent. This allows you not only to use your cooking oil optimally, but also to adhere to legal limit values.