Tools/Materials Instant coffee powder, hot water, ice cubes
Brew instant coffee powder with hot water of 100 degrees Celsius, stir and let it cool for later use.
Pour drinking water into the ice cube, put it in the refrigerator, and dig it out for later use.
Put a proper amount of ice cubes into the coffee, and a delicious iced coffee will be made.
Special tips: You can also add iced milk, which has a better flavor.