4 pkg. Knox unflavored gelatin
1 can sweetened condensed milk
1. Mix 1 pkg flavored jello with 1/2 pkg of unflavored gelatin. Add 1 cup boiling water. Stir to dissolve. Cool to room temp and pour into 9 x 13 glass pan. Refrigerate for 15 minutes
3. Repeat for next two flavors. Let jello set. Cut and serve!