Roasted Garlic and Rosemary Steak with Portabella Mushrooms and Peppers

sprigs Rosemary, fresh

Steak sauce

Tavern direct roasted garlic cabernet marinade

Black pepper, Freshly ground

Kosher salt

Peppers, red yellow & orange

4 steaks (T-bone, NY Strip or Ribeye), about 1 ½ inches thick

Portabellos, stems removed, sliced