Yes! This recipe will work with sugar free Jello. Sweetened condensed milk has sugar in it so using sugar free Jello will just cut down on the sugar and calories. If you want to make this dessert ...

of unflavored jello in 1 cup boiling water. Add ½ can of the sweetened condensed milk and blend. Once the first layer of jello has set, pour this milk mixture over the purple layer of jello.