The Collaborative International Dictionary of English v.0.48:

Jelly \Jel"ly\, v. i. [imp. & p. p. Jellied; p. pr. & vb. n.
   Jellying.]
   To become jelly; to come to the state or consistency of
   jelly.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

jellied \jel"lied\, a.
   Brought to the state or consistency of jelly.
   [1913 Webster]

WordNet (r) 3.0 (2006):

jellied
    adj 1: congealed into jelly; solidified by cooling; "in Georgia
           they serve congealed salads" [syn: congealed, jelled,
           jellied]