Wash the beef (it is best to add a few cow bones), soak in clean water for about 30 minutes to remove the blood. Then cook, according to the number of people eating how much and the number of times to add the right amount of water, pot into the right amount of green onions, ginger, pepper, star anise, fennel, cinnamon, cao guo (I put a half section of green onions, a small handful of peppercorns, three star anise, two or three fennel, two big slices of cinnamon, two big cao guo), high heat to boil and then turn to a low fire to simmer for about two hours, the meat is generally simmering. Meat fish out sliced or cut into pieces to spare, fish out a moderate amount of soup, put green radish slices (radish slices can be out of the pot when boiled soft), salt, monosodium glutamate in moderation, while cooking noodles, noodles boiled after the good soup poured on the surface, put the minced garlic cloves and cilantro minced, poured with spicy oil can be.