1 (3 x 24-inch) loaf French baguette bread 1-1/2 pounds roast beef, thinly sliced 1 whole onion, thinly sliced 1 whole red pepper, thinly sliced 1 whole pepperoncini, thinly sliced 1/2 pound mushrooms, thinly sliced 2 cups grated mozzarella cheese Read More …