1. To make the jelly, heat the blueberries with the Prosecco and sugar for 15 minutes. Squeeze the water out of the gelatine and whisk it into the blueberry mixture until fully incorporated. Remove ...
1. Prepare the jelly according to package instructions using the cosmo drink instead of water. Place your trifl e bowl at an angle inside another bowl so it tilts. Pour in the jelly, then chill until ...