🍲 Recipes

Vegetarian Mushroom Philly Cheese Steak Sandwiches

By Amanda Sheumaker • Cheese Sandwiches • Cuisine?
4.50 Prep: 10m Cook: 17m
Ingredients:
  • 1 tablespoon butter, divided
  • 1 tablespoon olive oil, divided
  • 1 (8 ounce) package baby bella (cremini) mushrooms, sliced
  • ½ teaspoon fresh thyme leaves
  • salt and freshly ground black pepper to taste
  • 1 tablespoon soy sauce
  • 1 bell pepper, sliced into strips
  • 1 onion, sliced
  • 2 slices provolone cheese, cut in half
  • 2 hoagie rolls, split lengthwise
  • 2 teaspoons Dijon mustard, or more to taste
Created: Sep 23, 2025 Updated: Sep 23, 2025