Quick Cheesesteak Subs

3 Tbl unsalted butter
1 onion, halved and sliced thin
2 garlic cloves, minced
1/4 tsp dried oregano
1 Tbl A-1 steak sauce
1 lb rare deli roast beef, cut into 2 inch strips
sub rolls
8 slices provolone cheese

Melt butter in skillet. Add onion and cook until softened and golden, about 8 minutes. Stir in garlic and oregano and cook about 30 seconds. Add A-1 sauce and beef to skillet and cook until heat through, 1 to 2 minutes. Divide beef mixture among rolls. Top with cheese cover until cheese melts.

Serves 4