Rainbow Watermelon Lemonade Slush
By Kris
Rainbow Watermelon Lemonade Slush: a slushie recipe for Ninja SLUSHi FS301 (64oz mix). 5 ingredients, 6 servings.
Serves 6 · Sized for Ninja SLUSHi FS301 (64oz mix)
Ingredients
- 24 oz fresh watermelon juice (or seedless watermelon blended and strained)
- 16 oz fresh lemon juice
- 12 oz water
- 8 oz simple syrup (1:1 sugar dissolved in water)
- 4 oz apple juice (adds natural sweetness and body)
Method
- Prepare simple syrup by dissolving 4 oz granulated sugar in 4 oz hot water; let cool completely in fridge (at least 15 minutes).
- Pour watermelon juice, lemon juice, water, cooled simple syrup, and apple juice into the Ninja Slushi pitcher up to the MAX FILL line (64 oz mark).
- Set machine to Slush mode and press start.
- Freeze for 35–45 minutes until slush reaches a thick, scoopable consistency (you'll hear the motor pitch change when ready).
- Dispense into cups and serve immediately with fun straws or spoons.
Garnish: Watermelon wedge or whipped cream with rainbow sprinkles
More slushie recipes
- Watermelon Lemonade Slush
- Rum Runner Watermelon Lemonade
- Rainbow Berry Watermelon Slush
- Strawberry Watermelon Lemonade Slush
- Strawberry Blush
- Lime Cream Rum Slush
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