Pick mustard to bring a bold, tangy bite to your favorite sandwiches, including corned beef, tuna, mortadella, and Croque ...

Mustard: You’ve got plenty of options when it comes to mustard. Just use your favorite mustard for sandwiches, or use one of ...

Melt 2 tablespoons of the butter in a skillet over medium. Add 1 sandwich, cook until golden brown on each side, about 3 minutes per side. Transfer cooked sandwich to a cutting board.