Quick-frozen cod, take it out in advance and thaw it at room temperature
Sprinkle with salt and freshly ground black pepper and marinate for a while
The amount of potatoes depends on the size of the potatoes and the appetite of the person eating. Wash the potatoes and boil them with the skin on for about 20 minutes. Use a chopstick to poke it through. If it can be easily penetrated, it is cooked.
After peeling, add butter while hot and mash into paste
Add appropriate amount of milk and adjust the mashed potatoes to the desired consistency, but generally not to the super soft KFC kind. Add appropriate amount of salt and black pepper according to taste
While the potatoes are cooking, remove the outer leaves and roots of the mini cabbages, wash them and cut them in half
Prepare another small pot of lightly salted water, bring it to a boil, boil the mini cabbage for half a minute, remove and drain
Pat the marinated cod dry with kitchen paper
Heat the pan over high heat until smoking, then add the oil and immediately add the fish. Maintain high heat and fry for half a minute. Reduce the heat to the lowest setting and fry for 3 minutes. Then, switch back to the highest setting and fry for another half a minute. Then, flip the fish over and fry it again until cooked through. This way, the fish will be fully cooked without falling apart.