Pinspiration: Firehouse Subs testing sandwich in Knoxville market

KNOXVILLE, Tenn. (WVLT)- Firehouse Subs is testing a new sub in the Knoxville market. It's called the Captain's Roast Beef.

James Blake visited the Local 8 studios to show us how they make the sandwich.

Ingredients:
Roast beef
Caramelized onion
Melted Provolone
Roasted garlic aioli

Directions:
Firehouse toast their bread and then steam the meat and ingredients separately to keep from a soggy sandwich. Add the aioli and spinach to complete the sandwich.

Firehouse Subs recently made a 20,000 dollar donation in fire equipment to the Pigeon Forge Fire Department .