Cheese Steaks with Peppers

Cheese Steaks with Peppers
Recipe from Martha Stewart Living
Serves 4

1 Tbsp plus 1 tsp vegetable oil, divided
1 Medium yellow onion, thinly sliced
2 small red bell peppers, thinly sliced
Salt and pepper
1 lb minute steak (top round or top sirloin), cut into thin strips
1/2 cup evaporated milk
1 tsp Dijon mustard
1 cup shredded provolone (4 oz)
4 hoagie rolls, split

In a large skillet, heat 1 tbsp oil over medium.  Add onion and peppers and season with salt and pepper.  Cook, stirring until softened, about 10 minutes.  Transfer to a plate.  Add remaining teaspoon oil to skillet and increase heat to medium-high.  Add steak, season with salt and pepper, and cook, stirring, until cooked through, 2-3 minutes.

Meanwhile, in a small pot, heat evaporated milk and Dijon over medium until hot.  Remove from heat and whisk in provolone until smooth.  Season with salt and pepper.  Divide steak and vegetables among rolls and drizzle with sauce.