INGREDIENTS
1 lb
Ground beef
1
Green bell pepper, medium
1
Onion, medium
1 cup
Beef broth
1/4 cup
Steak sauce
1 tbsp
Flour
1
Salt and ground black pepper
1 tbsp
Olive oil, extra virgin
4
Hamburger buns
1 tbsp
Butter
1 cup
Milk
1 cup
Provolone cheese