• 1 piece of beef the size of a hand, washed and sliced into small pieces of 3 by 1.5 cm, and with salt

Heat 1 ladleful of fresh pork fat in a wok. Put in the crushed shallots and fry them until they give off a good aroma. Put in the slices of beef and add fish sauce. Keep stirring until the liquid is reduced and smells good. Then add the carrots, the bamboo shoots, the mushrooms and