It will take less than 10 hours to boil Chung cake by burning wood

Câu hỏi :

"Banh Chung" (Chung cake) is one of the most popular and delicious traditional Vietnamese dishes. According to the legend, Chung cake was invented by Prince Lang Lieu - the 18th Prince of Hung Emperor, in the contest of looking for new Emperor. It has become an irreplaceable cake of Vietnamese people at Tet and King Hung's anniversary (10th March of the Lunar calendar).