The Collaborative International Dictionary of English v.0.48:

Flavorous \Fla"vor*ous\, a.
   Imparting flavor; pleasant to the taste or smell; sapid.
   --Dryden.
   [1913 Webster]

WordNet (r) 3.0 (2006):

flavorous
    adj 1: full of flavor [syn: flavorful, flavourful,
           flavorous, flavourous, flavorsome, flavoursome,
           sapid, saporous]