What is John F favorite snack?

You're likely asking about John F. Kennedy, the 35th President of the United States. Unfortunately, there's no widely known information about his favorite snack.

Historical records and biographies often focus on more significant aspects of his life and presidency. While his dietary habits might be mentioned, it's unlikely his favorite snack would be a major point of focus.

If you're curious about his diet, you could search for more detailed biographical information or look for articles on presidential diets.