roux

from WordNet (r) 3.0 (2006)
roux
    n 1: a mixture of fat and flour heated and used as a basis for
         sauces
    
from The Collaborative International Dictionary of English v.0.48
Roux \Roux\, n. [F. beurre roux brown butter.] (Cookery)
   A thickening, made of flour, for soups and gravies.
   [1913 Webster]
    

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