How to make mushroom and yam bone soup

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  1.Half a beef bone

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  2.Blanched pork ribs

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  3. Peel, wash and cut the yam into cubes for later use

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  4.Remove the stems of the mushrooms and cut them into small pieces with a knife

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  5.Add beef bones and mushrooms in sequence , yam, pork ribs, add a few drops of white vinegar

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  6. Turn on low heat and simmer for four hours Stew, add salt, MSG and pepper after simmering