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 |  | 
        
          | Yield:  10 quarts or 10 liters |  
          | Brown Stock | 10 quarts | 10 liters |  
          | Raft |  |  |  
          | Lean Beef, minced | 4 pounds | 2 kilogram |  
          | Mirepoix |  |  |  
          | Leeks, minced | 8 ounces | 225 grams |  
          | Carrots | 4 ounces | 110 grams |  
          | Celery | 4 ounces | 110 grams |  
          | Egg Whites | 4 to 6 | 4 to 6 |  
          | Water | 2 quarts | 2 liters |  
          |  |  |  |  
          | Procedures |  
          | 1.  
          Mix minced beef and mirepoix. Add egg whites and water. Cover and let 
          stand in a cool place for an hour. (1 egg yolk can be used in the 
          mixture to add a golden color if necessary) |  
          | 2.  
          Add stock |  
          | 3.. Heat 
          to the boiling point, stirring occasionally for the first 30 minutes 
          to keep the mixture from sticking to the bottom |  
          | 4.  
          Simmer slowly for 2 hours |  
          | 5.  
          Strain through cheesecloth and skim off any fat |  
          | 6.  
          Adjust the seasoning |  
      . |