What does it mean to go to the ice milk tea method (ice full snow grams separated ice + ice water full)

Answer 1

This meant that when making iced milk tea, one needed to fill the entire volume of the cup with ice cubes and fill the space between the ice cubes with water. At the same time, this sentence also mentioned a method of making iced milk tea, which was to use a Sprite bottle to remove the ice. This was a common method of making milk tea. By mixing ice cubes with drinking water, the ice cubes were removed to make the milk tea taste more refreshing.