Cough syrup with lemon (Traditional Medicine)

A cough is a disease caused by germs that cause us to feel something in my throat. In Indonesia the majority treat a cough with lime added to the sauce. Although classified as traditional, it is believed the most powerful way to cure a cough illness. Materials needed

1. lemon
2. soy sauce
3. tablespoon

Do the following:
Cut the lemon and squeeze until the juice yield, pour into a spoon then add soy sauce to taste. 3x daily-life rules.

This is a sweet soy sauce

This is a lemon