INGREDIENTS
1
yellow onion, thinly sliced
1 tbsp
vegetable oil
3/4 lb
sirloin steak tips, cut into 1/2 inch pieces
2 tbsp
worcestershire sauce
1 tbsp
butter
2 tbsp
flour
1 cup
milk
8 oz
Dubliner cheese, shredded
1/4 tsp
cayenne pepper
1 tsp
smoked paprika
Salt and pepper,
2
sandwich rolls, sliced