3 pkgs. Knox gelatin
3 (3 oz.) pkgs. (9 oz.) any flavor Jello
2 1/2 c. boiling water
1 c. (1/2 pt.) heavy cream

In a large bowl, mix Knox and flavored Jello. Add water. Stir until dissolved. Stir in cream. Pour into shallow 9x9 inch pan. Put into refrigerator. Chill until firm. Cut and eat with fingers. 12-16 servings.