You can experiment with flavored club sodas to see how that will affect the taste of the Slurpee at the end. Remember not to leave the club soda in your freezer for too long or it may freeze. Set a timer to remind you to take it out.

Maraschino cherry juice can act as an alternative to cherry extract. [14] X Research source You can also use fresh or frozen fruit during this stage to add flavor. [15] X Research source

You can use any flavor of Kool-Aid. Choose a flavor that you like best and see how it is in Slurpee form. [16] X Research source

Some healthy fruits that you can use include, banana, watermelon, mango, and peaches.

If you like your Slurpee sweeter, then add more agave nectar. [19] X Research source

You can use whatever flavor soda you prefer.

Freezing times will vary depending on your freezer.

Do this over the sink to prevent a mess.