I recently tried the famous $3.50 dessert on Amtrak. I instantly understood why it has a cult following.

Source: Business Insider

Amtrak's buttercake wowed me more than some fine-dining desserts and quickly became my favorite train perk. Kristine Villarroel/Business InsiderMeal options aboard Amtrak trains can be hit-or-miss. A dessert by a small Delaware bakery quickly became my favorite menu item while traveling.