First, your watermelon plants need to grow. Once your plants form baby melons, open the square mold and place the bottom of the melon at the bottom of the case. Close the glass box and position it ...

Purée the watermelon, leaving chunks if you like, as long as they’re small enough to pour into the molds. You should have about 2 1/4 cups (18 fl oz) of purée. Transfer the puréed watermelon ...