The ice cream attachment is a special double walled bowls that has a liquid trapped inside it that has a freezing temperature lower than that of water. You freeze the bowl overnight before use (I’m going to just keep it in the freezer so it’s always ready) and then the temperature of the bowl will be colder than ice. Once you’ve mixed all the ingredients listed above, you put the freezer bowl in place of the regular mixing bowl and attach the mixing piece (they call it the “dasher”). Pour in the liquid and set the mixing bowl to stir for about 25 minutes. Here’s what it looks like while it’s mixing: