• ½ white onion, diced
• 6-8 mushrooms, sliced
• ½ red bell pepper, diced
• ½ green bell pepper, diced
• salt & pepper
• 1 tbsp melted butter
• ¾ lb (about 14 oz) shaved beef
• American cheese
• toasted sub rolls

1. Heat a griddle or skillet on high

2. Coat skillet with butter 

3. Season vegetables with salt & pepper 

4. Sauté steak and vegetables 2-3 minutes

5. Season with salt & pepper

6. Top with cheese & let melt, about 1 minute

7. Transfer to toasted sub roll and enjoy immediately