01 -
In a small bowl, blend softened cream cheese, mayonnaise, yellow mustard, and onion powder until fully smooth.
02 -
Heat a non-stick skillet over medium heat. Add sliced pastrami and sauté for 3 to 4 minutes or until warmed through.
03 -
Generously spread the creamy mixture on one side of each bread slice.
04 -
Place warm pastrami, Swiss cheese, shredded lettuce, and tomato slices on four bread slices with spread.
05 -
Cover each assembled slice with another bread slice, creamy side facing down.
06 -
For a golden crust, melt butter in a large skillet over medium heat. Grill sandwiches for 2 to 3 minutes per side or until golden and cheese is melted.
07 -
Cut each sandwich in half and serve warm.