Chances are, you didn't even know that Subway served a pizza sub ... simply ask to build your own sandwich, then ask for tomato sauce, pepperoni, mozzarella cheese, and any veggies you'd like.

Grabbing a sandwich at Subway is quick and convenient ... The user said, “You can ask to put any meat, not just pepperoni, on your pizza (for an extra charge) for that extra hunk of protein ...

At Subway, I tried the chain's four new Deli Heroes sandwiches, including The Beast. The 6-inch sub is stacked with pepperoni, salami, turkey, ham, roast beef, and double provolone cheese.