# Steps:
01 - Place ice cubes, cold water, freshly squeezed lemon juice, granulated sugar, and blue raspberry syrup into the blender.
02 - Blend on high speed until mixture reaches a smooth, slushie-like consistency.
03 - Taste and modify by adding additional sugar or lemon juice to suit preference.
04 - Moisten rims of glasses and dip them into blue sanding sugar for decorative presentation.
05 - Pour blended mixture into prepared glasses.
06 - Garnish each glass with lemon slices, fresh raspberries, and mint leaves. Serve immediately.