FILLING
2 c Hot water
3 Envelopes unflavored gelatin
1 cn Sweetened condensed milk

For Jello layers: Mix each flavor Jello in individual bowls with 1 cup
boiling water. Let cool. For Filling: Mix and dissolve in saucepan
the hot water and unflavored gelatin. Add sweetened condensed milk
and heat over low flame. Bring to a boil, stirring occcasionally.
Let cool. Place a 9 x 13-inch clear baking pan in the freezer,
leveled evenly. Pour in first flavor of jello, let set about 4
minutes, until Jello is lightly set. Pour 2/3 cup filling over set
Jello, let set about 4 minutes. Repeat layers with other flavors
Jello and filling. Note: Be sure jello and filling layers are cool
before adding next layer!