Chicken soup, owing to its efficacy as a remedy for colds, flu, stomach problems, etc.
Bubbeleh, kim tzu mir*. Grandma's got Jewish penicillin for you! *"Kim tzu mir" is Yiddish for "come to me".
Tasty Matza Ball Soup.
Mamascheinz if you are farshtupped have some Jewish Penicillin, and your keppie will clear up.