3 envelopes of Knox
3 pkgs. 13 oz. each of flavored gelatin
12 1/2 c. boiling water
1 c. (1/2 pt.) heavy cream

In large bowl combine Knox with flavored gelatin. Add boiling water and stir until gelatin is completely dissolved. Stir in cream. Pour into shallow baking pan, chill until firm. To serve cut into one inch squares. Recommended pan size 9 x 9 inch.