INGREDIENTS
•
1/2 large onion, thinly sliced
•
1 12-inch loaf soft Italian bread
•
5 tablespoons red wine vinegar
•
5 tablespoons extra-virgin olive oil
•
Kosher salt and freshly ground pepper
•
1/4 pound deli-sliced provolone cheese
•
1/4 pound deli-sliced Genoa salami
•
1/4 pound deli-sliced boiled ham
•
1/4 pound deli-sliced mortadella
•
1/4 pound deli-sliced capicola
•
1/2 head iceberg lettuce, finely shredded
•
1/4 to 1/2 cup sliced pickled pepperoncini (optional)
•
3 plum tomatoes, thinly sliced
•
1 1/2 teaspoons dried oregano
•
Soak the onion slices in a large bowl of cold water, 15 minutes.