Mark Twain Diner in Union, New Jersey

Mark Twain Diner Restaurant, located on Morris Avenue in Union, New Jersey, has been serving comfort food since the mid-1990s. This classic American diner specializes in breakfasts served all day, with their signature pancakes receiving particular praise. The space features a retro diner aesthetic with chrome accents and booth seating. Regulars rave about the extensive menu, which includes everything from burgers to Greek-inspired dishes. The diner attracts a mix of locals and travelers, particularly during weekends.