Heat sugar, water and mint leaves in a pot until sugar melts completely. Then turn off heat and cover the pot to let mint flavors infuse in sugar syrup for 10 minutes. Remove wilted mint leaves and discard.
Blend sugar surup, kiwi flesh, lemon juice, and ice in a blender for 1-2 minutes until smooth.
To serve:
First pour kiwi slushie in a glass, add mint leaves.
Then slowly pour lemon soda. Add a fancy straw and serve.
Notes
You may accompanied this drink with some pink salt or sea salt.For quick serving blend all ingredient except lemon soda in a blender and serve. (The infusing of mint instead of blending directly is adopted for smooth texture.)