1. Prepare materials
2. Wash the lemon and peel off the skin (as long as the yellow layer, the white layer will feel bitter)
3. Squeeze the lemon juice with the remaining lemon
4. Pour white granulated sugar into water, heat to dissolve in a small pot and cool down
5. Add the lemon zest, then pour in the lemon juice and mix
6. Soak the isinglass powder in 2 tablespoons of water, then put it in the microwave for half a minute to dissolve
7. Add to the above ingredients, mix and mix well
8. Pour into a container, cover and put in the refrigerator to freeze
9. Take out and stir every hour, stir 2-3 times
10. Freeze for about 5 hours to freeze. When eating, use a spoon to dig into a snowball shape.
11. Add ice cubes and sprite, so cool feeling!
