Stewing pig's feet generally need to be stewed for about 20-40 minutes. Specifically according to the cooking equipment to distinguish:

Wok stewed pig's feet, generally cold water into the pot boiling water still need to be stewed for 40 minutes. Although the frying pan is heated quickly, but the pressure inside the pan is not enough, cold water into the pig's feet after boiling, but also need to continue to stew for 40 minutes