Philly-Style Broccoli Rabe, Portobello, and Cheese Sandwiches
WHY THIS RECIPE WORKS
To make the beloved Philly cheesesteak vegetarian, we swapped out the steak for meaty, umami-rich portobellos. To give the sandwich a more complex and satisfying texture, we added subtly bitter, hearty broccoli rabe. We sautéed the broccoli...