Mao's group acquires the third legendary utensil, the Holy Copperware, and travels down the Yangtze River towards Szechuan, where the fourth legendary utensil is located. Wary of Mao, the Cooking Underworld's most powerful leaders, the Five Tiger Stars, take action against him. Leading the charge is the Flaming Chef Panther Head Ya Kan. The battle of fire techniques between Mao and Ya Kan commences on the Yangtze River!
In other words, it's twice cooked 
because the pork is returned to the pot.
.أي أنّه يُطبخ مرّتين لأنّه يعاد إلى القِدر
Weil es wieder in den Topf kommt,
ist es zweimal gekocht.
Por eso se dice que se cocina dos veces.
puis remis à cuire dans sa marmite.
In parole povere, si chiama doppia cottura
perché il maiale viene rimesso in pentola.
Em outras palavras, ela é cozida duas
vezes porque ele volta pra panela.
То есть обрабатывается дважды.