Drain juice from a can of chopped tomatoes.  Soften 1 pkg. of unflavored gelatin in about ¼ c. of the juice.  Heat the remaining juice and then dissolve the gelatin in it.  Return tomatoes to juice along with finely chopped onion and celery.  Pour into glass bread pan and refrigerate.  This can also be made with V-8 juice.  Follow directions on gelatin pkg.