Rye bread is a versatile ingredient when it comes to making delectable sandwiches, from a classic ham and cheese to Scandinavian favorites.

In our current burger-saturated era, where even the mighty millennial hamburger joint faces a backlash, a quieter, more nuanced classic awaits its renaissance: the patty melt.

This vegetarian nod to the Patty Melt is a hearty meal for a night when energy is low and schedules are packed. You need hearty rye or sourdough bread, Gruyere or Swiss cheese, a large skillet ...