[Simple To Use] - Add 2/3 of the measuring cup of corn kernels into the heating chamber, put the measuring cup on the top of the popcorn machine, and then press the one-key start button to get fresh and delicious popcorn in a few minutes. Remember not to add any seasonings. The included measuring cup can be used as the butter melting tray on the top of the machine. Add a tablespoon of butter when the popcorn pops and pour it into the popcorn after it has melted.