1️⃣ Start the Onions:

• Heat a large skillet over medium-high heat. Add the sliced onions and cook until translucent, stirring frequently. Add a splash of water if needed to prevent sticking.

2️⃣ Add Peppers and Mushrooms:

1. Once the onions are translucent, add the sliced peppers and mushrooms.
2. Cook for about 10 minutes, stirring occasionally.
3. Reduce heat to medium and add soy sauce during the cooking process.

3️⃣ Rest the Seitan:

• Allow the seitan to rest for 10 minutes before slicing.

4️⃣ Finish the Veggies:

• Continue cooking the veggies over medium-low heat until tender. Remove from heat and set aside.

5️⃣ Prepare Vegan Cheese:

• If using homemade vegan provolone, prepare it according to the recipe instructions.

6️⃣ Toast the Bread:

• Slice the rolls in half and grill the cut sides until golden brown.

7️⃣ Slice and Flavor the Seitan:

1. Slice the seitan thinly, then cut the slices in half lengthwise.
2. Add the sliced seitan to the skillet with the veggies and toss to combine. Add soy sauce for additional flavor.

8️⃣ Assemble the Sandwiches:

1. Layer the seitan and veggie mixture onto the toasted rolls.
2. Top with melted vegan provolone cheese.

9️⃣ Serve and Enjoy:

• Serve hot and enjoy your delicious Vegan Philly Cheesesteak sandwiches!