Place the cantaloupe in a blender until smooth.
Prepare rich simple syrup, this syrup can be made weeks in advance and stored in very clean container in the refrigerator.
2 cups of granulated sugar and 1 cup water. Place sugar and water in a small saucepan and stir to combine.
Bring to a gentle boil over medium-high heat. Reduce heat and simmer until sugar is completely dissolved and syrup is slightly thickened, about 3 minutes. Remove from heat and let cool.
Add the vodka, lemon juice, and simple syrup and stir to combine. To serve, pour the melon mixture into to glass filled with ice.